Patent infringement claim dismissed; prior user defense valid without separate proceeding; new facts inadmissible on appeal.
Legislator summary
AI generatedThe Supreme Court dismissed the patent holder's appeal against a lower court's judgment in a patent infringement case. The patentee sought an injunction and damages for alleged unauthorized use of his glue formula, while the defendants claimed they were prior users. The court rejected the appeal because the appellant attempted to introduce new facts and challenge the factual basis of the lower court's decision, which is prohibited under the Code of Civil Procedure. The court upheld the lower court's detailed factual findings regarding the scope of the patent and the specific production methods used by the defendants, confirming the validity of the prior user defense.
Legislator headnote
AI generatedArt. 43 ust. 1 ustawy o wynalazczości; Art. 393 § 2 k.p.c.: A claim of prior user right does not require a separate proceeding, and the Supreme Court cannot admit new facts or challenge the factual basis of the appealed judgment.