Claim Construction

Subscribe to Claim Construction RSS Feed

So, You Invented a Numerical Range

By Sandip H. Patel on Posted in Claim Construction, Inter Partes Review, IPR
In Indivior UK Ltd. v. Dr. Reddy’s Laboratories S.A., Appeals 2020-2073, -2142 (Fed. Cir. Nov. 24, 2021), the Federal Circuit affirmed a Patent Trial and Appeal Board’s final decision canceling claims in Indivior’s patent claiming a polymer matrix-containing film. Certain claims in the patent recited an amount of polymer matrix inadequately disclosed, according to the … Continue Reading

Mine Your Patent Application and You Might Find a Licensee

By Sandip H. Patel on Posted in Appeals, Claim Construction, Interferences, Section 112
A patent interference is an adversarial proceeding where each party is trying deprive its opponent of a patent on an invention that that the Patent Office has already decided is patentable. Long after the AIA became effective to phase out interferences, the Patent Trial and Appeal Board continues to declare and administer them where at … Continue Reading

Federal Circuit Provides some Clarity as to when a Claim Preamble is Limiting

By William (Bill) J. Samore on Posted in Claim Construction, Sections 102/103
In Shoes by Firebug LLC, v. Stride Rite Children’s Group, LLC, Appeals 2019-1622, and 2019-1623 (Fed. Cir. June 25, 2020), the Federal Circuit affirmed the PTAB’s IPR decisions that the claims of two challenged Firebug patents, directed to illumination systems for footwear, were unpatentable for obviousness. Although the PTAB erred in determining that the word … Continue Reading

Fitbit Dodges a Bullet—Entitled to Appeal Portion of Apple’s Petition Which It Did Not Join

By Thomas L. Duston on Posted in Amendments, Appeals, Claim Construction, Joinder, Sections 102/103
In Fitbit, Inc. v. Valencell, Inc., Appeal 2019-1048 (Fed. Cir. July 8, 2020), the Federal Circuit determined that Fitbit, who had successfully sought joinder in an IPR petition filed by Apple, had standing to appeal an adverse determination as to certain patent claims, despite Fitbit’s failure to join that portion of Apple’s Petition. The Federal … Continue Reading

Patent Invalidated Despite Owner’s Argument Reinstated On Appeal

By John J. Lucas on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
In The Chamberlain Group, Inc. v. One World Techs., Inc., Case 18-2112 (Fed. Cir. Dec. 17, 2019), the Federal Circuit held the USPTO erred in determining that Chamberlain raised a new argument during the Board’s final hearing. There, Chamberlain argued that the prior art did not anticipate certain claims of the patent. The Federal Circuit … Continue Reading

Come on, Board, Finish What You Started

By Sandip H. Patel on Posted in Claim Construction, Inter Partes Review, IPR, Section 112, Sections 102/103
The Federal Circuit’s recent decision in Samsung Electronics America, Inc. v. Prisua Engineering Corp., Appeals 2019-1169, -1260 (Fed. Cir. Feb. 4, 2020), is remarkable, but not for its holding: “the Board may not cancel claims for indefiniteness in an IPR proceeding.” After 10,000 IPRs, hardly anyone thought otherwise. But it’s interesting nonetheless that someone so … Continue Reading

PTAB Revises Trial Practice Guide To Reflect Recent Decisions On Claim Construction, Petition and Motion Practice

By Raymond R. Ricordati, III on Posted in Amendments, Claim Construction, Discovery, Institution / Denial, Trial Procedures
The Patent Trial and Appeal Board (PTAB) recently published a second update to its Trial Practice Guide (TPG). The TPG, initially released in 2012, was first updated in August 2018 (see here). This second update further revises and/or adds guidance relating to certain general procedures and many aspects of trial practice before the PTAB.… Continue Reading

Federal Circuit Affirms Obviousness Decision by Board, Discusses Impact of Standing on Triggering of §315(b)’s Time Bar

By Kate Nuehring Su on Posted in Appeals, Claim Construction, Inter Partes Review, Sections 102/103
In Hamilton Beach Brands, Inc. v. F’real Foods, LLC, Appeal No. IPR2016-01107 (Fed. Cir. Nov. 16, 2018), the Federal Circuit affirmed the Patent Trial and Appeal Board’s final written decision in an IPR upholding the patentability of a patent claim under 35 U.S.C. § 103. Additionally, the court discussed but did not determine whether improper … Continue Reading

Federal Circuit Puts Nail in Coffin For Petitioner’s Case Challenging Casket Patent

By Marshall Gerstein on Posted in Claim Construction, Inter Partes Review, Sections 102/103
In Matthews International Corporation v. Vandor Corporation, No. 2017-1889 (Fed. Cir. Mar. 27, 2018) (non-precedential), the Federal Circuit affirmed the PTAB’s final written decision to uphold the claims of Vandor’s patent that Matthews challenged in inter partes review. The claims at issue “are directed to ‘a casket arrangement’ made of pliable material, such as cardboard,” … Continue Reading

PTAB Properly Applied the Printed Matter Doctrine

By Noah K. Tilton on Posted in Appeals, Claim Construction, Inter Partes Review, Section 101, Sections 102/103
In Praxair Distrib. v. Mallinckrodt Hosp. Pdts., (Fed. Circ. May 16, 2018), the Federal Circuit affirmed the PTAB’s application of the printed matter doctrine in an IPR, and determined that all challenged claims were obvious. Mallinckrodt’s patent is directed to methods of treating newborns having low blood oxygenation with nitric oxide (NO) gas, “to dilate … Continue Reading

PTAB Was Wrong to Ignore an Applicant’s Prosecution Disclaimer Because of Examiner’s Reasons for Allowance

By Marshall Gerstein on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
Despite disagreeing with the PTAB’s preferred claim construction, the Federal Circuit in Arendi S.A.R.L. v. Google LLC, Case No. 2016-1249 (Fed. Cir. Feb. 20, 2018) nevertheless determined that the PTAB had correctly canceled the challenged claims. The Board had offered two, alternative rulings invalidating all claims on obviousness grounds. In its primary ruling, the Board … Continue Reading

Mixed Result Upheld in Personal Audio IPRs

By Marshall Gerstein on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
The Federal Circuit upheld the PTAB’s mixed decisions in IPRs filed by Google to challenge claims of two Personal Audio LLC patents asserted against Apple, Samsung, Amazon and Research in Motion, in addition to Google. Google LLC v. Personal Audio LLC, Nos. 2017-1162, -1166, -2110, -2111 (Fed. Cir. Aug. 1, 2018) (non-precedential).… Continue Reading

Claim Term Read Out by PTAB Constituted “Harmless Error”

By Noah K. Tilton on Posted in Appeals, Claim Construction, Inter Partes Review, Sections 102/103
In a recent non-precedential decision, Snap-on Inc. v. Milwaukee Elec. Tool Corp., No. 2017-1305, 2018 WL 935454 (Fed. Cir. Feb. 16, 2018), the Federal Circuit affirmed the PTAB’s final written decisions in several IPRs that upheld challenged claims of Milwaukee Tool patents as nonobvious, although the court determined that the PTAB erred in construing a … Continue Reading

Play the Claim

thumbnail image of DNA strandBy Sandip H. Patel on Posted in Biotechnology, Claim Construction, Ex Parte, Reexamination, Sections 102/103
Monsanto Technology LLC v. E.I. DuPont de Nemours & Co. Appeal 2017-1032 (Fed. Cir. Jan. 5, 2018), illustrates “[t]he life of a patent solicitor has always been a hard one.” [1] The case concerns an inter partes reexamination of a Monsanto patent in which the Patent Office concluded the claimed subject matter was inherently described in an … Continue Reading

Federal Circuit Again Reminds PTAB that BRI Must Be Reasonable

By Ryan J. Schermerhorn on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
Last fall, the Federal Circuit reversed a PTAB decision that affirmed an Examiner’s rejection of various claims in an ex parte reexamination because the Examiner’s interpretation of the claims, which the PTAB upheld, was unreasonably broad. In re Smith International, Inc., Appeal No. 2016-2303 (Fed. Cir. Sept. 26, 2017). The court’s decision is noteworthy because … Continue Reading

Error in Claim Construction Leads to Reversal of IPR Decision and Cancelation of Claims

By Michael R. Weiner on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
Two recent Federal Circuit decisions illustrate how an error in construing claims may lead the court to reverse a PTAB final written decision. In Organik Kimya AS v. Rohm & Haas Co., the Federal Circuit determined that the PTAB correctly construed the disputed claim term, “swelling agent,” and therefore affirmed the PTAB’s decisions upholding the … Continue Reading

Patent Owner’s Optional Preliminary Response Avoids IPR, But Dooms Infringement Action

By Marshall Gerstein on Posted in Appeals, Claim Construction
Earlier this year, the Federal Circuit held “that statements made by a patent owner during an IPR proceeding, whether before or after an institution decision, can be considered for claim construction and relied upon to support a finding of prosecution disclaimer.” Aylus Networks, Inc., v. Apple Inc., Appeal 2016-1599 (Fed. Cir. May 11, 2017). In … Continue Reading

Federal Circuit Overturns PTAB’s Finding of Patent Validity

By Matthew R. Carey on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
In a split opinion in Homeland Housewares, LLC v. Whirlpool Corporation, the Federal Circuit has again overturned a final written decision issued by the PTAB determining that challenged claims in an IPR were not unpatentable, a development that should at least cast doubt on the validity of patents that survive challenges at the PTAB. Homeland … Continue Reading

Owner of Hot-Work Steel Processing Patent Burned by Its Own IPR Evidence

By Michael R. Weiner on Posted in Claim Construction, Inter Partes Review, Sections 102/103, Trial Procedures
In Rovalma, S. A. Böhler-Edelstahl GmbH & Co., No. 2016-2233 (Fed. Cir. May 11, 2017), the Federal Circuit vacated the PTAB’s final written decision and remanded the case for the PTAB to provide a further explanation for its determination that the challenged claims were obvious. According to the court, the PTAB’s decision lacked sufficient detail … Continue Reading

Federal Circuit Signals that PTAB Correctly Construed Most Signal Terms but Misconstrued one Other

By Ryan J. Schermerhorn on Posted in Appeals, Claim Construction, Inter Partes Review, Sections 102/103
In Wasica Finance GmbH v. Continental Automotive Sys., Inc., (Fed. Cir. Apr. 4, 2017), the Federal Circuit affirmed-in-part and reversed-in-part two PTAB final written decisions cancelling some but not all challenged claims  of U.S. Patent No. 5,602,524 (“the ‘524 patent”). The PTAB and court decisions are interesting because together they highlight the consequence of not … Continue Reading

Failing to Articulate Desired Claim Construction Before PTAB May Lead to Waiver

By Matthew R. Carey on Posted in Appeals, Claim Construction, Inter Partes Review, IPR, Sections 102/103
In the latest development in the ongoing patent battle between Google and SimpleAir Inc., a Federal Circuit panel agreed with SimpleAir that Google waived a claim construction it asserted on appeal because Google had failed to argue that construction before the PTAB. SimpleAir originally asserted a series of patents against Google, including U.S. Patent No. … Continue Reading

Pending Bill Would Deliver More Judicial Scrutiny to USPTO and FDA Rules

By Michael Muczynski on Posted in Claim Construction, Institution / Denial, Inter Partes Review, Legislation, Post Grant Review
 The House of Representatives recently sent to the Senate its bill (H.R.5) that combines six previous regulatory reform bills, including, as Title II of the bill, the “Separation of Powers Restoration Act.”  Section 202 of the bill effectively removes the option for courts to apply Chevron deference to agency rulemaking and interpretations.  Thus, rather than deciding … Continue Reading

Claims Construed and Canceled as Patent Nears its Expiration Date

By Sandip H. Patel on Posted in Claim Construction, Inter Partes Review, IPR
In MPHJ Technology Investments, LLC v. Ricoh Americas Corp., Appeal 2016-1243 (Fed. Cir. Feb. 13, 2017), the Federal Circuit affirmed the PTAB’s final written decision canceling all eight claims in U.S. Patent No. 8,488,173. The patent issued from an application that was the tenth continuation-in-part of a 20-year-old application that relies for priority on seven … Continue Reading
LexBlog