November 3, 2023

Federal Circuit Summary for Week Ending November 3, 2023

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Malvern Panalytical Inc. v. TA Instruments-Waters LLC, No. 2022-1439; (November 1, 2023) (precedential) (3-0); Patent Nos. 8,449,175 and 8,827,549
Key points:
  • Courts cannot limit the plain and ordinary meaning of broad claim language absent a basis for doing so.
  • Prosecution disclaimer only applies where the applicant has clearly and unambiguously limited claim scope.
In re PersonalWeb Technologies LLC, Nos. 2021-1858, 2021-1859, 2021-1860; (November 3, 2023) (precedential) (2-1); Patent Nos. 5,978,791, 6,928,442, 7,802,310, 7,945,544, and 8,099,420
Key points:
  • An appellant must demonstrate clear error in law or fact in the record to overcome a district court’s award of attorneys’ fees under 35 U.S.C. § 285.
Nichia Corporation v. DSS, Inc., No. 2022-1704; (November 2, 2023) (nonprecedential); Patent No. 6,879,040
Key points:
  • The PTAB can properly issue a final written decision upon deciding the minimum number of issues required to resolve the controversy.

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