Upsher-Smith Laboratories Inc. v. Pamlab LLC

Case Number: CLB0125

Date: 06.17.2005

Citation: 75 U.S.P.Q.2d 1213

A prior art composition that “optionally includes” an ingredient anticipates a claim for the same composition that expressly excludes that ingredient.

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a product which would literally infringe if later in time anticipates if earlier Anticipation negative limitation

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