Tag: intervening rights
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Federal Circuit Employs Phillips Claim Construction to Measure Claims Amended in Reexamination for Possible Intervening Rights
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in Broadest Reasonable Interpretation, claim challenges, Claim Construction, clear and convincing evidence, covered business methods, Damages, Ex Parte Prosecution, Federal Circuit, inter partes review, intervening rights, Litigation, past damages, Phillips claim construction, Post Grant Review, preponderance of evidence, prior art, reexamination generallyWhen patent owners sue an accused infringer for patent infringement, one way for the accused infringer to avoid liability is to show noninfringement of the patent claims. But if the claims are extremely broad, the accused infringer may find it difficult to prove noninfringement and instead may have to rely on a showing of invalidity to avoid…
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En Banc Decision in Marine Polymer v. HemCon: Amended or New Claims are Candidates for Possible Intervening Rights
In my earlier post, I summarized the panel opinion in Marine Polymer Technologies, Inc. v. Hemcon, Inc. On September 26, 2011, a panel of the Federal Circuit reversed the district court’s decision, concluding that HemCon had acquired intervening rights in the ‘245 patent based on actions taken in a reexamination proceeding. That opinion was vacated and…
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Declaratory Judgment Plaintiff and Stays Pending Reexamination
In Interwoven, Inc. v. Vertical Computer Systems, Inc. (Case No. C 10-04645 RS, Northern District of California), Judge Richard Seeborg was less than persuaded by Interwoven’s attempt to obtain a stay after filing an ex parte reexamination of the patents in suit. BACKGROUND Vertical owns U.S. Pat. Nos. 6,826,744 and 7,716,629 relating to Internet technologies.…
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Do You Want That Post-Grant Review Super-Sized? – Part III
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in America Invents Act, covered business methods, Damages, estoppel, estoppel, estoppel from administrative proceeding, Ex Parte Prosecution, ex parte reexamination, inter partes review, Litigation, past damages, Patent Reform, petitions practice, Post Grant Review, raised or reasonably could have raised, reexamination generally, Substantial New Question (SNQ), UncategorizedThis is the third post in a series of articles on PGR strategies. In Part I, I made the point that while patents come in all shapes and sizes, post-grant reviews (PGRs) basically come in two sizes. By statute, the PGR must complete in 1 to 1 ½ years. Part II addressed some of the…
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New, More Popular Post-Grant Patent Challenges Drive Patent Generation Strategy
Patent Generation and Enforcement Before the Popularity of Post-Grant Proceedings Patent Owners adopt different approaches for drafting patent applications. For large companies a patent production line approach is frequently adopted which limits the cost and the commensurate drafting efforts on any particular application. There is a reasonable argument to use this “assembly line” approach for very large…
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Federal Circuit Decision in In re Tanaka
You might recall that we discussed the BPAI decision in In re Yasuhito Tanaka in an earlier post. On April 15, the Federal Circuit reversed the BPAI decision and remanded the matter for further proceedings in accordance with the opinion. The Federal Circuit held that a patent owner that retains original patent claims and adds new narrower claims in…
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The Effect of Amendment in Reexam on Past Damages
Generally speaking, patent claims that are confirmed in reexamination without substantive changes retain all of the damages they would have obtained as if there was no reexam. [Note that there are always exceptional situations. For example, there are patent cases where a claim was not amended, but its scope was deemed to have been altered by cancellation…