How can a 37 CFR 1.131 affidavit affect the on-sale bar determination?
A 37 CFR 1.131 affidavit, commonly used to swear behind a reference, can inadvertently affect the on-sale bar determination. The MPEP warns: Affidavits or declarations submitted under 37 CFR 1.131 to swear behind a reference may constitute, among other things, an admission that an invention was “complete” more than 1 year before the filing of…
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