William S. Foster, Jr.

William S. Foster, Jr. Patent Attorney Drinker Biddle Law Firm
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Professional Biography

William S. Foster, Jr. is a registered patent attorney who provides patent counseling and related prosecution and litigation services. He has worked with a range of technologies in the mechanical field as well as electrical innovations.

His experience includes providing infringement/invalidity analyses; preparing and prosecuting U.S. and foreign patent applications; and assisting in all aspects of patent litigation, including appellate practice. He has appeared before the Federal Circuit and Patent Trial and Appeals Board in oral argument.

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