Appeal No. 1998-2065 Application 08/713,788 USPQ 561, 563-64 (CCPA 1982). In calling into question the enablement of the appellant's disclosure, the examiner has the initial burden of advancing acceptable reasoning inconsistent with enablement. Id. Although the appellants’ disclosure of a loop element having an elastic portion and a plastic portion is somewhat lacking in detail, it is not apparent, nor has the examiner cogently explained, why such disclosure would not have enabled a person of ordinary skill in the art to make and use without undue experimentation a garbage bag having this relatively simple and straightforward structure. Thus, on the record before us, the appellants’ disclosure of a loop element having elastic and plastic portions does not pose an enablement problem. In light of the foregoing, we shall not sustain the standing 35 U.S.C. § 112, first paragraph, rejection of claims 6, 7 and 9 through 16. As for the additional 35 U.S.C. § 112, first paragraph, rejection of claims 13 through 16, the examiner’s characterization of the “loop extension” limitation in claim 9Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 NextLast modified: November 3, 2007