What is a statutory disclaimer?

A statutory disclaimer is a statement filed by a patent owner in which they relinquish legal rights to one or more complete claims of an issued patent. This is typically done if the patent owner believes certain claims are too broad or invalid. As stated in the MPEP: A statutory disclaimer is a statement in…

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What is a broadened reissue claim?

A broadened reissue claim is a claim that enlarges the scope of the claims of the original patent. According to the MPEP, A broadened reissue claim is a claim which enlarges the scope of the claims of the patent, i.e., a claim which is greater in scope than each and every claim of the original…

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How does the USPTO define “independent inventions” for restriction purposes?

The United States Patent and Trademark Office (USPTO) defines independent inventions in the context of restriction requirements as outlined in MPEP 806. According to this section: “Independent inventions are inventions which are not connected in design, operation, or effect, e.g., species under a genus which are mutually exclusive.“ This means that independent inventions: Have no…

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What happens to claims drawn to nonelected inventions?

Claims found to be drawn to nonelected inventions, including claims drawn to nonelected species or inventions that may be eligible for rejoinder, are treated according to specific guidelines outlined in the Manual of Patent Examining Procedure (MPEP). As stated in MPEP § 821: “Claims found to be drawn to nonelected inventions, including claims drawn to…

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