Can a reissue application be filed to correct inventorship?

Can a reissue application be filed to correct inventorship? Yes, a reissue application can be filed to correct inventorship. MPEP 1410 states: “A reissue application may be filed to correct inventorship in the patent. The reissue oath or declaration must state that the inventorship error arose without any deceptive intention on the part of the…

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Can a reissue application be filed to correct errors discovered during litigation?

Can a reissue application be filed to correct errors discovered during litigation? Yes, a reissue application can be filed to correct errors discovered during litigation, but there are important considerations: Error requirement: The error must be one that renders the patent wholly or partly inoperative or invalid. No new matter: The correction must not introduce…

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Can a reissue application be used to add unclaimed subject matter from the original patent specification?

Can a reissue application be used to add unclaimed subject matter from the original patent specification? Yes, a reissue application can be used to add unclaimed subject matter from the original patent specification, but with certain limitations: The added subject matter must be disclosed in the original patent specification. It cannot introduce new matter beyond…

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