When Is a Document Publicly Available (and Therefore Prior Art)?

A document can qualify as “prior art” under 35 U.S.C. § 102 even when the document is what one might charitably describe as barely publicly available, and even when the document is incomplete. In re Enhanced Security Research… Read More

PTAB Holds Claims Invalid Under 35 U.S.C. § 101 in Covered Business Method Review Proceeding

The USPTO’s Patent Trial and Appeal Board (PTAB), in its first final decision on a Covered Business Method Patent Review, has invalidated claims of U.S. Patent No. 6,553,350 under 35 U.S.C. § 101. SAP America, Inc. v. Versa… Read More

Estoppel and Inter Partes Review of Patent Validity

Do the estoppel provisions of the inter partes re-examination statute preclude a third party from relying on prior art in litigation where, after the third party has included the prior art in its request for inter partes re-examin… Read More

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