Claim Construction

News & Analysis as of

PTAB Changes Final Written Decision Upon Rehearing and Finds Additional Claim Unpatentable

The Patent Trial and Appeal Board (PTAB or “Board”) granted a petitioner’s request for rehearing and modified its Final Written Decision finding an additional claim unpatentable. Previously, the PTAB issued a Final Written...more

PTAB Terminates Interference Involving Revolutionary Gene Modification Technology

On February 15, 2017, the Patent Trial and Appeal Board (PTAB) terminated a patent interference between the Broad Institute and the University of California, finding the parties’ respective claims to CRISPR-Cas9 systems and...more

2016’s Top Patent and Trade Secret Developments for Chemistry and Nanotechnology

While 2016 saw several significant IP developments regarding the USPTO claim construction standard and the standard of review of USPTO decisions, the following three developments may have the greatest impact on how in-house...more

Just Because One Could Doesn’t Mean One Would

In Personal Web Technologies, LLC v. Apple, Inc., [2016-1174] (February 14, 2017), the Federal Circuit affirmed the Board’s claim construction but vacated the Board’s obviousness determination because the Board did not...more

Federal Circuit Review | January 2017

PTAB’s Final Written Decision in IPR Must Explain Its Basis for a Motivation to Combine References - In In Re: Nuvasive, Inc., Appeal No. 2015-1670, the Federal Circuit vacated the PTAB’s obviousness finding in an IPR,...more

Can You Be Reasonably Certain a Water Balloon Is Substantially Filled? Indefiniteness in Tinnus v. Telebrands

In Tinnus Enterprises, LLV v. Telebrands Enterprises (Fed. Cir. 2016-1410), the CAFC considered whether a claim requiring that a container (think water balloon) be “substantially filled” was indefinite under 35 USC §112....more

Briefing Complete in Appeal in Amgen v. Apotex

The parties in Amgen v. Apotex have completed briefing in Amgen’s appeal to the Federal Circuit from the district court’s judgment of noninfringment. As we have previously reported, in September 2016 the District Court for...more

Recursive and Iterative Algorithms in Patent Claims

Some inventions operate in a recursive or iterative manner. This could be so of a machine that repeats actions or functions on a single article or to produce multiple articles, or operates on data. ...more

PTAB Grants Rare IPR Request for Rehearing in WesternGeco LLC v. PGS Geophysical AS

The PTAB recently granted a request for rehearing and modified the final written decision in WesternGeco LLC v. PGS Geophysical AS, IPR2015-00313, Paper 43 (P.T.A.B., Feb. 3, 2017). This is an extremely rare event....more

Managing Patent Portfolios and Drafting Applications To Withstand IPR Challenges

Since implementation of the Leahy-Smith America Invents Act, inter partes review (“IPR”) and other post-grant proceedings have been used successfully to challenge and invalidate thousands of patent claims. Over 2,000 IPR...more

Full Disclosure: The Northern District Amends Its Local Rules to Require Early Damages-Related Disclosures

Patent litigants in the Northern District of California will have something new to argue over following the Court’s approval in January of Patent Local Rule amendments that impose damages-related disclosure requirements. The...more

Patent Claims Directed to Treatment for Multiple Sclerosis Invalid as Obvious

In a consolidated Hatch-Waxman patent infringement action, a district court judge in Delaware recently found claims directed to a treatment for multiple sclerosis invalid as obvious....more

Eli Lilly v. Teva – Expert Testimony and the Indefiniteness Inquiry

In the patent world, claim scope depends on the meaning given to the individual words in the claim. If the meaning of a word in the claim is not clear, the claim may be attacked as invalid under the indefiniteness standard....more

Speedtrack Inc. v. Amazon.com, Inc. (N.D. Cal. 2017)

File-Searching Software Patent Found to be Patent Eligible - Speedtrack sued Amazon for patent infringement of U.S. Patent No. 5,544,360 in the United States District Court for the Northern District of California. ...more

Are All Troll Cases Exceptional?

In Iris Connex, LLC, v. Dell, Inc., [2:15-cv-1915-JRG] (January 25, 2016), District Judge Gilstrap, after granting summary judgment to Dell, awarded attorneys fees, noting Dell’s arguments that Iris Connex’s claim...more

2017 Intellectual Property Law Year In Review

Though politics ruled the headlines in 2016, the year still brought big changes in intellectual property law and its application, most notably in patent subject matter eligibility, inter partes review institution and appeal...more

The Year in Intellectual Property: A Look Back at 2016 & A Look Ahead to 2017

Last year was an active year in intellectual property law. There were many notable developments in 2016 by a busy United States Supreme Court and the Federal Circuit. The Supreme Court and Federal Circuit issued key rulings...more

Court Affirms Trading Technologies International Ruling, Upholding GUI Patent

The Court of Appeals for the Federal Circuit issued an opinion affirming the district court’s finding that claims to a graphical user interface (GUI) were patent-eligible under 35 U.S.C. § 101....more

PTAB Finds MRI Machine Claims Patent-Ineligible Under Alice

On December 29, 2016, the Patent Trial and Appeal Board (PTAB) issued a decision rejecting most claims of an application for an MRI machine patent, finding the claims directed toward an abstract idea and therefore...more

Life sciences patents: method claims – united they stand, divided do they fall?

Patent protection for methods claims can be tricky. Particularly for medical devices, diagnostics and even drugs, methods claims can present dilemmas for enforcement. It can boil down to the key question of "who" – who...more

Apotex’s Infringement of AstraZeneca’s Omeprazole Formulation Patent Upheld

The Federal Court of Appeal, in a unanimous decision released on January 12, 2017 (2017 FCA 9), has affirmed the validity of AstraZeneca’s Patent No. 1,292,693. The patent covered AstraZeneca’s successful product, LOSEC, for...more

Federal Circuit Reverses PTAB for Improper Claim Construction

Demonstrating again that the “broadest reasonable interpretation” standard has limits, the Federal Circuit reversed the Patent Trial and Appeal Board’s decision that claims of two patents were unpatentable due to anticipation...more

Enfish, Microsoft Receive Mixed Results on PTAB Rulings

Addressing issues of claim construction and obviousness, the US Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board’s (PTAB’s or Board’s) constructions and invalidity rulings, clearing the way...more

Claim Terms Are Construed In Antifungal Drug Case

Stark, C. J. Claim construction opinion issues regarding seven terms from one patent. A Markman hearing took place on October 24, 2016. The disputed technology relates to pharmaceutical compositions for poorly soluble,...more

Claim Terms Are Construed In Medical Devices Case

Andrews, J. Claim construction opinion issues regarding two terms from one patent. A Markman hearing took place on November 17, 2016. The disputed technology relates to biometric belt connectors....more

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