The Law Mind

Document Production Accompanying Preliminary Invalidity Contentions

E.D.N.C. Rule 303.4

With the “Preliminary Invalidity Contentions,” the party opposing a claim of patent infringement must produce or make available for inspection and copying: (a) Source code, specifications, schematics, flow charts, artwork, formulas, or other documentation sufficient to show the operation of any aspects or elements of an Accused Instrumentality identified by the patent claimant in its Local Civil Rule 303.1(c) chart; and (b) A copy of each item of prior art identified pursuant to Local Civil Rule 303.3(b)(1) that does not appear in the file history of the patent(s) at issue. To the extent any such item is not in English, an English translation of the portion(s) relied upon must be produced.
Official source: https://www.nced.uscourts.gov/pdfs/Local%20Civil%20Rules%202023.pdf · retrieved 2026-07-23