37 CFR 1.91
Models or exhibits not generally admitted as part of application or patent.
This document contains one section of Chapter 37 of the Code of Federal Regulations. This page was last updated in November, 2005. You may return to the main 37 CFR Index, or to the index for one of the follow parts:
part 1 (patents);
part 2 (trademarks);
part 3 (assignments);
part 10 (representation); or
part 200+ (copyrights).
(a)A model or exhibit will not be admitted as part of the record of an application unless it:
(1)Substantially conforms to the requirements of § 1.52 or § 1.84;
(2)Is specifically required by the Office; or
(3)Is filed with a petition under this section including:
(i)The fee set forth in § 1.17(h); and
(ii)An explanation of why entry of the model or exhibit in the file record is necessary to demonstrate patentability.