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Patent Trial and Appeal Board › Patent Invalidity › Stays

Jones Day

PTAB Denies Institution of IPRs in Apple v. Haptic

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In two recent decisions, the Patent Trial and Appeal Board (PTAB) denied institution of inter partes review (IPR) proceedings sought by Apple Inc. against Haptic, Inc. regarding U.S. Patent No. 9,996,738 B2. These...more

Akin Gump Strauss Hauer & Feld LLP

N.D. Ill.: Neither Statutory Estoppel nor “Misleading” Statements Regarding Its Scope Sufficient to Knock Out Invalidity Defenses

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A district court has ruled that the scope of IPR estoppel under 35 U.S.C. § 315(e)(2) did not apply to invalidity grounds that relied on physical products. The court also declined to apply judicial estoppel, notwithstanding...more

Mintz - Intellectual Property Viewpoints

PTAB Invalidates Two Cisco Patents Found Valid and Infringed at the ITC

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The Patent Trial and Appeal Board (“PTAB”) issued Final Written Decisions regarding Cisco’s U.S. Patent Nos. 6,377,577 (the “’577 Patent”) and 7,023,853 (the “’853 Patent”) on May 25, 2017 and U.S. Patent No. 7,224,668 (the...more

Knobbe Martens

Magistrate Judge Recommends IPR Estoppel Bar of Prior Art References

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A magistrate judge in the Eastern District of Texas recommended in Biscotti, Inc. v. Microsoft Corp., No. 2:13-CV-01015, DI 191 (E.D. Tex. May 11, 2017) that Microsoft should be estopped from asserting invalidity grounds that...more

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