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Patent Ownership › Duty of Candor › Patent Litigation

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

PTAB Year in Review – Caveat Experimenter: Using Experimental Data in PTAB Proceedings Comes With Risks

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

Parties involved in Patent Trial and Appeal Board (PTAB) proceedings sometimes contemplate submitting experimental data to support their positions. Although such data can be useful, there also are risks. Several recent cases...more

McDermott Will & Emery

Neither Narrow Proposed Claim Construction nor Work Product Claim Justify Withholding Material Factual Information

McDermott Will & Emery on

The Patent Trial & Appeal Board of the US Patent & Trademark Office (PTO) canceled all challenged claims across five patents because the patent owner failed to meet its duty of candor by selectively and improperly withholding...more

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