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Civil Litigation,
Intellectual Property

Dec. 14, 2018

A potential source of claims construction disharmony

The PTO's recent rule change specifies that the Phillips standard will apply to both America Invents Act proceedings involving unexpired patent claims and substitute claims proposed in motions to amend.

Jim Glass

Partner
Quinn Emanuel Urquhart & Sullivan LLP

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Samuel Jacobs

Associate
Quinn Emanuel Urquhart & Sullivan LLP

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In October, the U.S. Patent and Trademark Office published a final rule change, replacing the former claim construction standard of "broadest reasonable interpretation" applied by the Patent Trial and Appeal Board in review proceedings with the narrower district court standard established in

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