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Disclosure Requirement in Patent Cases for Declaratory Judgment of Non-

N.D.N.Y. Local Rule 3.5

Infringement, Invalidity and Unenforceability (a) Non-Infringement, Invalidity and Unenforceability Contentions. In all cases in which a party files a complaint or other pleading seeking a declaratory judgment that a patent is not infringed, is invalid, or is unenforceable, Local Patent Rules 3.1 and 3.2 shall not apply unless and until a claim for patent infringement is made by a party. If the defendant does not assert a claim for patent infringement in its answer to the complaint, no later than fourteen (14) days after the defendant serves its answer or fourteen (14) days after the Initial Rule 16 Conference, whichever is later, the party seeking a declaratory judgment of non- infringement, invalidity or unenforceability shall serve upon each opposing party its Disclosure of Non-Infringement, Invalidity and Unenforceability Contentions that conforms to Local Patent Rule 3.3, and produce or make available for inspection and copying the documents described in Local Patent Rule 3.4. (b) Inapplicability of Rule. Local Patent Rule 3.5 shall not apply to cases in which a request for a declaratory judgment that a patent is not infringed, invalid or unenforceable is filed in response to a complaint for infringement of the same patent, in which case the provisions of Local Patent Rule 3.3 shall govern.
Official source: https://www.nynd.uscourts.gov/sites/nynd/files/local_rules/Local%20Rules%202026_Final.pdf · retrieved 2026-07-23