News & Analysis as of

Microsoft Patents Broadest Reasonable Interpretation Standard

McDonnell Boehnen Hulbert & Berghoff LLP

Microsoft Corporation v. Proxyconn, Inc. (Fed. Cir. 2015)

Earlier this week, we noted that parties wishing to challenge IPR Final Written Decisions from the PTAB on appeal to the Federal Circuit would face an uphill challenge. However, even if that challenge is extremely difficult,...more

McDermott Will & Emery

Patent Trial and Appeal Board Claim Construction Cannot Be Unreasonable - Microsoft Corp., v. Proxyconn, Inc.

Although the U.S. Court of Appeals for the Federal Circuit has held that the U.S. Patent and Trademark Office Patent Trial and Appeal Board (PTAB or Board) has the authority to use the broadest reasonable interpretation claim...more

Ladas & Parry LLP

The Federal Circuit Reviews Patent Trial and Appeal Board Decisions on Inter Partes Review

Ladas & Parry LLP on

There are now three decisions of the Federal Circuit on appeals from the Patent Trial and Appeal Board (PTAB) on inter partes reviews: - In re Cuozzo Speed Technologies LLC - Belden Inc. v. Berk-Tek LLC and -...more

Cohen & Gresser LLP

Microsoft v. Proxyconn: Lessons in Claim Construction and Amendments in IPRs

Cohen & Gresser LLP on

Inter partes reviews (“IPRs”) are a cheaper and faster alternative to patent litigation, instituted in 2012 by the America Invents Act. IPRs allow parties to challenge the validity of patents in the U.S. Patent and Trademark...more

Foley & Lardner LLP

Federal Circuit Reverses Unreasonable PTAB Claim Construction, Upholds Idle Free Standard for Motions to Amend

Foley & Lardner LLP on

The Federal Circuit decision in Microsoft Corp. v. Proxyconn, Inc., addressed several important issues relating to post-grant patent trials conducted by the USPTO Patent Trial and Appeal Board (PTAB), including the PTAB’s...more

Orrick, Herrington & Sutcliffe LLP

In a First, Federal Circuit Reverses PTAB Claim Construction in IPR

In only its second substantive decision on an appeal of a final inter partes review (IPR) decision, the Federal Circuit in Microsoft Corp. v. Proxyconn, Inc., signaled its willingness to engage with substantive issues of...more

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