News & Analysis as of

Prior Art Software Patents

Akin Gump Strauss Hauer & Feld LLP

Senior Circuit Judge Issues Split Decision on Patent Eligibility of Claims Directed to Restricting Access to Computer Files

Senior Circuit Judge Bryson of the Federal Circuit, sitting by designation in the District of Delaware, recently granted-in-part and denied-in-part a Rule 12(c) motion for judgment based on patent eligibility under 35 U.S.C....more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2022 Design Patents Year in Review: Analysis and Trends: PTAB: Odds of Escaping Challenges Remain Steady for Design Patents,...

In 2022, the Patent Trial and Appeal Board (PTAB) did not issue any final written decisions involving design patents. However, it did issue three decisions granting review of challenged design patents and three decisions...more

McDonnell Boehnen Hulbert & Berghoff LLP

Could Alice Be Used to Invalidate Diehr? Of Course It Could

The Supreme Court's Alice Corp. v. CLS Bank Int'l case has been criticized for setting forth a patent eligibility analysis that is unworkably subjective. As a consequence, the validity of particular types of inventions,...more

McDonnell Boehnen Hulbert & Berghoff LLP

Simio, LLC v. FlexSim Software Products, Inc. (Fed. Cir. 2020)

This decision is bad.  Not an American Axle level of bad, but still quite far from good. Simio sued FlexSim in the District of Utah for alleged infringement of its U.S. Patent No. 8,156,468.  FlexSim moved for dismissal on...more

McDonnell Boehnen Hulbert & Berghoff LLP

On the Patent Eligibility of Graphical User Interfaces: Part I

The evolution of graphical user interfaces parallels the evolution of computing technology itself.  As computers grow more powerful and sophisticated, so does their ability to display cutting-edge representations of...more

Sheppard Mullin Richter & Hampton LLP

“Addressing Video Game Claims Under the Phillips Standard at the PTAB”

Last fall, the PTAB modified its procedures for IPR claim construction, eliminating the use of the broadest reasonable interpretation standard. Since the rule change last year, companies challenging the validity of patents at...more

International Lawyers Network

Patent Troll Suits Down, Not Out in 2018

Over the past half-decade, Congress and the courts have made aggressive efforts to curb the worst abuses of the patent system. In 2013, Congress passed the America Invents Act (AIA), which established the Patent Trial and...more

Sheppard Mullin Richter & Hampton LLP

Framing Your Pitch: A Lesson from the TTI v. IBG Cases

The U.S. Court of Appeals for the Federal Circuit recently issued three interesting, related opinions interpreting and applying the “technological invention” exception to Covered Business Method Review (“CBM Review”). These...more

Knobbe Martens

Will New PTO Guidance Be The Antidote to Alice In The Medical Device Patenting Process?

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Medical devices are increasingly incorporating software and other computer elements, but software and computer patents are in the middle of a multi-year battle between different worldviews. This battle is destined to trap...more

Knobbe Martens

IXI IP, LLC v. Samsung Electronics Co., Ltd.

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Federal Circuit Summary - Before O’Malley, Mayer, and Reyna. Appeal from the Patent Trial and Appeal Board. Summary: Claims may be rejected under 35 § U.S.C. 103 based on implicit disclosures of a prior art reference....more

Jones Day

Petitioners Be Mindful Of Decisions In Related IPRs

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In a recent PTAB decision, Petitioners learned the importance of addressing decisions from related IPRs when making arguments before the PTAB. Apple, Inc. and FitBit, Inc. v. Valencell, Inc., Case IPR2017-00319 (PTAB Aug. 6,...more

Jones Day

Protecting Artificial Intelligence and Big Data Innovations Through Patents: Functional Claiming

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The Situation: Artificial intelligence ("AI") and big data ("BD") innovations are driving forces of the current technological revolution, dramatically changing the way we search for information, communicate, operate devices,...more

Proskauer - New England IP Blog

Electronic Return Receipt Patent Dispute Dubbed “Exceptional Case” After Summary Judgment Award

In the long-standing patent dispute between Sophos and RPost, Judge Casper recently issued the oft-sought but rarely received award of attorneys’ fees, after finding that the case was “exceptional.” The suit began in 2013,...more

Jones Day

Unsupported Assertions: Expert’s Persuasive Authority Suffers Without Directly Engaging Claim Limitations

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An expert asserting that a patent claim reciting different features than the prior art is nonetheless “equivalent” to the prior art must address and account for the recited limitations head-on, or otherwise lose persuasive...more

Husch Blackwell LLP

Federal Circuit "Blue Coat" Decision: Virus-Scanning Software Survives Alice Attack Applying "Enfish"

Husch Blackwell LLP on

On January 10, 2018, the Federal Circuit added Finjan, Inc. v. Blue Coat Sys., Inc., No. 2016-2520 (Fed. Cir.), to its Enfish jurisprudence and upheld the subject matter eligibility of a software patent directed to...more

Jones Day

PTAB Denies CBM Institution Based on Technological Invention Exception

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On December 1, 2017, the PTAB denied institution of a covered business method (“CBM”) petition because the challenged patent is directed to a “technological invention” and therefore is ineligible for CBM review under section...more

Schwabe, Williamson & Wyatt PC

Fresh From the Bench: Precedential Patent Cases From the Federal Circuit

In Bayer v. Watson, the panel throws out Bayer’s patent to its Staxyn erectile dysfunction drug as being obvious, noting that the district court focused too heavily on the commercial availability of the prior art. The panel...more

McDonnell Boehnen Hulbert & Berghoff LLP

In re Apple Inc. (Fed. Cir. 2017)

Acting as Lexicographers Saves Patent from Being Found Invalid - In a recent Federal Circuit decision, the Court highlighted an old rule in that the inventors may act as their own lexicographers to create a claim term and...more

Knobbe Martens

In Rare Final Written Decision for “Anti-Troll” Group, Lack of Expert Declaration Dooms Patent

Knobbe Martens on

Petitioner Unified Patents, LLC filed an IPR petition challenging 29 claims of US Pat. No. 8,640,183 owned by Convergent Media Solutions, LLC. Unified’s numerous inter partes review (“IPR”) petitions rarely reach a final...more

Fenwick & West LLP

AliceStorm Update February 2017

Fenwick & West LLP on

As many of my readers noticed, I didn't publish any of my own blogs in January and February. As it turned out, I suffered from a peculiar form of seasonal affective disorder (SAD), what I would call SMIAD: Subject Matter...more

Knobbe Martens

Federal Circuit Review | October 2016

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Withdrawal of Claims During Prosecution Can Trigger Prosecution History Estoppel In UCB, Inc. v. Yeda Research and Development Co., Ltd., Appeal No. 2015-1957, the Federal Circuit held that prosecution estoppel can apply even...more

Fenwick & West LLP

MAZ Encryption Technologies: The Proper Way to Decide a Rule 12(c) Motion for Ineligible Subject Matter

Fenwick & West LLP on

Given the volume of district court decisions regarding Section 101, I typically don't find ones that stand out enough to warrant discussion. But last week's decision by Judge Stark in MAZ Encryption Technologies LLC v....more

McDonnell Boehnen Hulbert & Berghoff LLP

Intellectual Ventures I LLC v. Symantec Corp. (Fed. Cir. 2016) - Just When You Thought the Federal Circuit Was Softening...

Intellectual Ventures I LLC ("IV") sued Symantec Corp. and Trend Micro (defendants) for infringement of various claims of three U.S. Patents (Nos. 6,460,050; 6,073,142; and 5,987,610). The District Court held the asserted...more

Knobbe Martens

Software Patent Eligibility: Preemption Gets Starring Role at the Federal Circuit

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The Supreme Court decision Alice Corp. v. CLS Bank, 134 S. Ct. 2347 (2014) pronounced, in no uncertain terms, preemption “drives” patent subject matter eligibility and its exceptions. But after Alice, it appeared preemption’s...more

Knobbe Martens

Subject Matter Eligibility May Rest on Whether Software is “Technological”

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Two recently issued decisions by federal courts highlight the uncertainty around claims to software-implemented inventions after the Supreme Court decision in Alice v. CLS Bank. Both decisions relate to the patent...more

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