Impax Labs., Inc. v. Aventis Pharm., Inc., 468 F.3d 1366 (Fed. Cir. 2006). · Go Syfert
Impax Labs., Inc. v. Aventis Pharm., Inc., 468 F.3d 1366 (Fed. Cir. 2006). Cases Citing This Book View Copy Cite
175 citation events (175 in the last 25 years) across 24 distinct courts.
Strongest positive: Sanofi-Synthelabo v. Apotex Inc. (nysd, 2007-06-19)
Treatment trajectory · 2006 → 2026 · click a year to view as-of
2006 2016 2026
Top citers, strongest first. 45 distinct citers. How cited ↗
examined Cited as authority (verbatim quote) Sanofi-Synthelabo v. Apotex Inc.
S.D.N.Y. · 2007 · signal: see · quote attribution · 1 verbatim quote · confidence high
when a reference discloses a class of compounds, i.e., a genus, a person of ordinary skill in the art should be able to at once envisage each member of th ... class for the individual corn- 387 pounds, i.e. species, to be enabled.
discussed Cited as authority (quoted) ON24, Inc. v. webinar.net, Inc.
N.D. Cal. · 2023 · signal: see · quote attribution · 1 verbatim quote · confidence high
an issued patent is presumed to be valid, and the burden 2 of establishing invalidity as to any claim of a patent rests upon the party asserting such 3 invalidity.
discussed Cited as authority (quoted) Exergen Corporation v. Brooklands Inc. (2×) also: Cited as authority (rule)
D. Mass. · 2018 · quote attribution · 1 verbatim quote · confidence low
if inequitable conduct occurred with respect to one or more claims of an application, the entire patent is unenforceable.
discussed Cited as authority (quoted) Exergen Corp. v. Brooklands Inc.
D.D.C. · 2018 · quote attribution · 1 verbatim quote · confidence low
if inequitable conduct occurred with respect to one or more claims of an application, the entire patent is unenforceable.
discussed Cited as authority (quoted) Exergen Corporation v. Brooklands Inc. (2×) also: Cited as authority (rule)
D. Mass. · 2018 · quote attribution · 1 verbatim quote · confidence low
if inequitable conduct occurred with respect to one or more claims of an application, the entire patent is unenforceable.
discussed Cited as authority (quoted) Skedco, Inc. v. Strategic Operations, Inc.
D. Or. · 2018 · quote attribution · 1 verbatim quote · confidence low
information is material to patentability when it is not cumulative to information already of record or being made of record in the application
discussed Cited as authority (quoted) Arrow International, Inc. v. Spire Biomedical, Inc.
D. Mass. · 2009 · signal: see · quote attribution · 1 verbatim quote · confidence high
the pourchez patent
discussed Cited as authority (rule) Carefirst of Maryland, Inc., et al. v. Johnson & Johnson and Janssen Biotech, Inc.
E.D. Va. · 2025 · confidence medium
While Jn Re Montgomery may be helpful in determining the correctness of Dr. Cryer’s opinions, at issue here is the admissibility of his opinions. 19 proper issue is whether the [] patent is enabling in the sense that it described the claimed invention sufficiently to enable a person of ordinary skill in the art to carry out the invention.” 468 F.3d at 1380-83 (Fed.
examined Cited as authority (rule) Wm. Wrigley Jr. Co. v. Cadbury Adams USA LLC (3×) also: Cited "see"
Fed. Cir. · 2012 · confidence medium
Inc., 468 F.3d 1366, 1383 (Fed.
discussed Cited as authority (rule) S.O.I.TEC Silicon on Insulator Technologies v. MEMC Electronic Materials, Inc. (2×) also: Cited "see"
D. Del. · 2010 · confidence medium
The applicable “older three tests” referenced in Digital Control include: (1) the objective “but-for” standard, in other *519 words, “where the misrepresentation was so material that the patent should not have issued;” (2) the subjective “but-for” test, in other words, “where the misrepresentation actually caused the examiner to approve the patent application when he would not otherwise have done so;” and (3) the “but it may have” standard, “where the misrepresentation may have influenced the patent examiner in the course of prosecution.” See Impax Labs., 468 F.3d a…
discussed Cited as authority (rule) Tesco Corp. v. Weatherford International, Inc.
S.D. Tex. · 2010 · confidence medium
“To prove that a patent is unenforceable due to inequitable conduct, the alleged infringer must provide clear and convincing evidence of (1) affirmative misrepresentations of a material fact, failure to disclose material information, or submission of false material information and (2) an intent to deceive.” Impax Laboratories, Inc. v. Aventis Pharmaceuticals Inc., 468 F.3d 1366, 1374 (Fed.Cir.2006).
cited Cited as authority (rule) ORION IP, LLC v. Hyundai Motor America
Fed. Cir. · 2010 · confidence medium
Id. at 1375.
discussed Cited as authority (rule) Cancer Research Technology v. Barr Laboratories, Inc. (2×)
D. Del. · 2010 · confidence medium
The applicable “older three tests” referenced in Digital Control include: (1) the objective “but-for” standard, in other words, “where the misrepresentation was so material that the patent should not have issued;” (2) the subjective “but-for” test, in other words, “where the misrepresentation actually caused the examiner to approve the patent application when he would not otherwise have done so;” and (3) the “but it may have” standard, “where the misrepresentation may have influenced the patent examiner in the course of prosecution.” See Impax Labs., 468 F.3d at 137…
examined Cited as authority (rule) Pall Corporation v. Cuno Incorporated (4×) also: Cited "see"
E.D.N.Y · 2010 · confidence medium
If the court finds that the requisite two elements have been established by clear and convincing evidence, “it must then ‘balance the equities to determine whether the patentee has committed inequitable conduct that warrants holding the patent unenforceable.’ ” Cargill, 476 F.3d at 1364 (quoting Impax Labs., 468 F.3d at 1374-75) (additional citation omitted).
cited Cited as authority (rule) Semiconductor Energy Laboratory Co. v. Samsung Electronics Co.
W.D. Wis. · 2010 · confidence medium
Cir.2008); Impax Laboratories, Inc. v. Aventis Pharmaceuticals, Inc., 468 F.3d 1366, 1374 (Fed.Cir.2006).
examined Cited as authority (rule) Leviton Manufacturing Co. v. Shanghai Meihao Electric, Inc. (7×) also: Cited "see", Cited "see, e.g."
D. Maryland · 2009 · confidence medium
Impax, 468 F.3d at 1374-75.
discussed Cited as authority (rule) Akamai Technologies, Inc. v. Limelight Networks, Inc. (2×) also: Cited "see"
D. Mass. · 2009 · confidence medium
Abbott Labs. v. Sandoz, Inc., 544 F.3d 1341, 1356 (Fed.Cir.2008). “[T]he involved conduct, viewed in light of all the evidence, including evidence of good faith, must indicate sufficient culpability to require a finding of intent to deceive.” Impax Labs., 468 F.3d at 1375 (citation omitted).
discussed Cited as authority (rule) Rentrop v. Spectranetics Corp. (2×)
Fed. Cir. · 2008 · confidence medium
The intent element requires that “the involved conduct, viewed in light of all the evidence, including evidence indicative of good faith, must indicate sufficient culpability to require a finding of intent to deceive.” Impax Labs., 468 F.3d at 1374-75.
discussed Cited as authority (rule) New Medium LLC v. Barco N.V.
N.D. Ill. · 2008 · confidence medium
But it would not warrant invalidating the patents, /to- *998 pax Laboratories, Inc. v. Aventis Pharmaceuticals Inc., 468 F.3d 1366, 1374-78 (Fed.Cir.2006); Regents of the University of California v. Eli Lilly & Co., 119 F.3d 1559, 1571 (Fed.Cir.1997); Molins PLC v. Textron, 48 F.3d 1172, 1178 (Fed.Cir.1995).
discussed Cited as authority (rule) Impax Laboratories, Inc. v. Aventis Pharmaceuticals Inc. (2×) also: Cited "see"
Fed. Cir. · 2008 · confidence medium
Inc., 468 F.3d 1366, 1384 (Fed.Cir.2006).
discussed Cited as authority (rule) Star Scientific, Inc. v. R.J. Reynolds Tobacco Co.
Fed. Cir. · 2008 · confidence medium
To successfully prove inequitable conduct, the accused infringer must present “evidence that the applicant (1) made an affirmative misrepresentation of material fact, failed to disclose material information, or submitted false material information, and (2) intended to deceive the [PTO].” Cargill, 476 F.3d at 1363 (citing Impax Labs., 468 F.3d at 1374).
discussed Cited as authority (rule) Takeda Pharmaceutical Co. v. Teva Pharmaceuticals USA Inc.
D. Del. · 2008 · confidence medium
The applicable “older three tests” referenced in Digital Control include: (1) the objective “but-for” standard, in other words, “where the misrepresentation was so material that the patent should not have issued;” (2) the subjective “but-for” test, in other words, “where the misrepresentation *364 actually caused the examiner to approve the patent application when he would not otherwise have done so,” and (3) the “but it may have” standard, “where the misrepresentation may have influenced the patent examiner in the course of prosecution.” See Impax Labs., 468 F.3d a…
discussed Cited as authority (rule) Perricone v. Medicis Pharmaceutical Corp.
D. Conn. · 2008 · confidence medium
If the members cannot be envisioned, the reference does not disclose the species and the reference is not enabling.” Impax Laboratories, Inc. v. Aventis Pharmaceuticals Inc., 468 F.3d 1366, 1383 (Fed.Cir.2006) (internal citation omitted, alterations in original).
cited Cited as authority (rule) Abbott Laboratories v. Sandoz, Inc.
N.D. Ill. · 2007 · confidence medium
Impax Labs., Inc., 468 F.3d at 1375 (citation omitted).
discussed Cited as authority (rule) Bayer AG v. Dr. Reddy's Laboratories, Ltd. (2×)
D. Del. · 2007 · confidence medium
The applicable “older three tests” referenced in Digital Control include: (1) the objective “but-for” standard, in other words, “where the misrepresentation was so material that the patent should not have issued;” (2) the subjective “but-for” test, in other words, “where the misrepresentation actually caused the examiner to approve the patent application when he would not otherwise have done so;” and (3) the “but it may have” standard, “where the misrepresentation may have influenced the patent examiner in the course of prosecution.” *632 See Impax Labs., 468 F.3d a…
discussed Cited as authority (rule) Use Techno Corp. v. Kenko USA, Inc.
N.D. Cal. · 2007 · confidence medium
Instead, an intent to deceive is usually inferred from the facts and circumstances surrounding the conduct at issue.” Cargill, 476 F.3d at 1364 (quoting Impax Labs., 468 F.3d at 1374-75 (internal citation omitted)).
cited Cited as authority (rule) Rentrop v. Spectranetics Corp.
S.D.N.Y. · 2007 · confidence medium
Impax Laboratories, 468 F.3d at 1374.
discussed Cited as authority (rule) Informatica Corp. v. Business Objects Data Integration, Inc.
N.D. Cal. · 2007 · confidence medium
Instead, an intent to deceive is usually inferred from the facts and circumstances surrounding the conduct at issue.” Cargill, 476 F.3d at 1364 , quoting Impax Labs., 468 F.3d at 1374-75 (internal citation omitted).
discussed Cited as authority (rule) United States Gypsum Co. v. Lafarge North America, Inc.
N.D. Ill. · 2007 · confidence medium
“Once threshold findings of materiality and intent are established, the court must weigh them to determine whether the equities warrant a conclusion that inequitable conduct occurred.” Dippin’ Dots, 476 F.3d at 1346 (quoting Molins, 48 F.3d at 1178 ); Impax Laboratories, Inc. v. Aventis Pharmaceuticals Inc., 468 F.3d 1366, 1375 (Fed.Cir.2006) (quoting Monsanto Co. v. Bayer Bioscience N.V., 363 F.3d 1235, 1239 (Fed.Cir.2004)).
discussed Cited as authority (rule) Zimmer Technology, Inc. v. Howmedica Osteonics Corp.
N.D. Ind. · 2007 · confidence medium
Impax Laboratories, Inc. v. Aventis Pharmaceuticals, Inc., 468 F.3d 1366, 1378 (Fed.Cir.2006); TypeRight Keyboard Corp., 374 F.3d at 1157 ; United States Surgical Corp. v. Ethicon, Inc., 103 F.3d 1554, 1563 (Fed.Cir.1997).
discussed Cited as authority (rule) Black & Decker Inc. v. Robert Bosch Tool Corp.
N.D. Ill. · 2007 · confidence medium
Furthermore, because Bosch is required to establish that a single prior art reference met all of the limitations of the claims at issue, see Impax Labs., -468 F.3d at 1381, Bosch cannot prove anticipation by combining references.
examined Cited as authority (rule) Cargill, Inc. v. Canbra Foods, Ltd. (4×) also: Cited "see", Cited "see, e.g."
Fed. Cir. · 2007 · confidence medium
Impax Labs., 468 F.3d at 1375.
discussed Cited as authority (rule) IMX, Inc. v. LENDINGTREE, LLC
D. Del. · 2007 · confidence medium
The applicable “older three tests” referenced in Digital Control include: (1) the objective “but-for” standard, in other words, “where the misrepresentation was so material that the patent should not have issued;” (2) the subjective “but-for” test, in other words, “where the misrepresentation actually caused the examiner to approve the patent application when he would not otherwise have done so;” and (3) the “but it may have” standard, “where the misrepresentation may have influenced the patent examiner in the course of prosecution.” See Impax Labs., 468 F.3d at 137…
cited Cited "see" Tube-Mac Industries, Inc. v. Campbell
Fed. Cir. · 2024 · signal: see · confidence high
See Impax Lab’ys, 468 F.3d at 1375.
cited Cited "see" Tube-Mac Industries, Inc. v. Campbell
Fed. Cir. · 2024 · signal: see · confidence high
See Impax Lab’ys, 468 F.3d at 1375.
discussed Cited "see" Intellectual Ventures I LLC v. Canon Inc.
D. Del. · 2014 · signal: see · confidence high
See Impax Laboratories, Inc. v. Aventis Pharmaceuticals Inc., 468 F.3d 1366, 1381 (Fed.Cir.2006) (“In order to be anticipating, a prior art reference must be enabling so that the claimed subject matter may be made or used by one skilled in the art.”) (citations omitted).
examined Cited "see" Bose Corp. v. LIGHTSPEED AVIATION, INC. (3×) also: Cited "see, e.g."
D. Mass. · 2010 · signal: see · confidence high
See Akamai, 614 F.Supp.2d at 101 (citing Impax Labs., 468 F.3d at 1374) (describing legal standards for inequitable conduct); Perseptive Biosystems, Inc. v. Pharmacia Biotech, Inc., 225 F.3d 1315, 1318 (Fed.Cir.2000) (discussing elements of inequitable conduct).
discussed Cited "see" Eli Lilly and Co. v. TEVA PHARMACEUTICALS USA
S.D. Ind. · 2009 · signal: see · confidence high
See Impax Labs., Inc. v. Aventis Pharms., Inc., 468 F.3d 1366 , 1378 (Fed.Cir.2006) (“When the prior art was before the examiner during prosecution of the application, there is a particularly heavy burden in establishing invalidity.”) (citations omitted). *1007 For the foregoing reasons, we find that the known concerns regarding the bioavailablity issues associated with raloxifene precludes a finding that a person of ordinary skill in the art would have had a reasonable expectation based on the prior art relied upon by Teva that the drug could be used for postmenopausal osteoporosis in hum…
cited Cited "see" 3M Co. v. MOLDEX-METRIC, INC.
D. Minnesota · 2009 · signal: see · confidence high
See Impax Labs., Inc. v. Aventis Pharm., Inc., 468 F.3d 1366 , 1382 (Fed.Cir.2006).
discussed Cited "see" Eli Lilly & Co. v. Teva Pharmaceuticals USA, Inc.
S.D. Ind. · 2009 · signal: see · confidence high
See Impax Labs., Inc. v. Aventis Pharms., Inc., 468 F.3d 1366 , 1378 (Fed.Cir.2006) (“When the pri- or art was before the examiner during prosecution of the application, there is a particularly heavy burden in establishing invalidity.”) (citations omitted).
cited Cited "see" Ca, Inc. v. Simple. Com, Inc.
E.D.N.Y · 2009 · signal: see · confidence high
See Impax Labs., 468 F.3d at 1382.
discussed Cited "see, e.g." Abbott Laboratories v. Sandoz, Inc.
N.D. Ill. · 2010 · signal: see also · confidence low
Corp., 81 F.3d 1576, 1582 (Fed.Cir.1996) (omissions in certain affidavits, while not themselves constituting inequitable conduct, heighted the effect of another material omission in a related affidavit and supported a finding of intent to deceive); see also eSpeed, Inc. v. BrokerTec USA, LLC, 480 F.3d 1129, 1138 (Fed.Cir.2007) (“Intent to deceive may be ‘inferred from the facts and circumstances surrounding the applicant’s overall conduct.’ ”) (quoting Impax Labs. v. Aventis Pharms., 468 F.3d 1366 , 1375 (Fed.Cir.2006)). b.
discussed Cited "see, e.g." Eli Lilly and Co. v. SICOR PHARMACEUTICALS, INC.
S.D. Ind. · 2010 · signal: see also · confidence medium
Hoist & Derrick Co. v. Sowa & Sons, 725 F.2d 1350, 1359 (Fed.Cir.1984)); see also Impax Labs., Inc. v. Aventis Pharms., Inc., 468 F.3d 1366, 1378 (Fed.Cir.2006) (“When the prior art was before the examiner during prosecution of the application, there is a particularly heavy burden in establishing invalidity.”) (citation omitted).
cited Cited "see, e.g." Nextec Applications v. BROOKWOOD COMPANIES, INC.
S.D.N.Y. · 2010 · signal: see also · confidence low
Hoist & Derrick Co. v. Sowa & Sons, Inc., 725 F.2d 1350, 1359 (Fed.Cir.1984); see also Impax Labs., Inc. v. Aventis Pharms., Inc., 468 F.3d 1366 , 1378 (Fed.Cir.2006).
discussed Cited "see, e.g." In Re Gleave
Fed. Cir. · 2009 · signal: see, e.g. · confidence low
See, e.g., Impax Labs., Inc. v. Aventis Pharms., Inc., 468 F.3d 1366 , 1381 (Fed.Cir.2006) (“[A] prior art reference must be enabling so that the claimed subject matter may be made or used by one skilled in the art.”); Bristol-Myers Squibb Co. v. Ben Venue Labs., Inc., 246 F.3d 1368 , 1374 (Fed.Cir.2001) (“To anticipate, the reference must also enable one of skill in the art to make and use the claimed invention.”).
Retrieving the full opinion text from the archive…
Impax Laboratories, Inc.
v.
Aventis Pharmaceuticals, Inc.
2005-1313.
Court of Appeals for the Federal Circuit.
Nov 21, 2006.
468 F.3d 1366

United States Court of Appeals for the Federal Circuit

ERRATA

November 21, 2006

Appeal No. 05-1313

Judge Rader’s Precedential Concurring in part opinion, Impax Laboratories v Aventis Pharm., No. 05-1313

Decided November 20, 2006

Page 1 of concurring in part opinion, lines 26 and 27:

Delete: “766 F.2d 531, 533 (Fed. Cir. 1985)”; insert in its place: “413 F.3d 1318, 1325- 26 (Fed. Cir. 2005)”