Appeal No. 1998-0209 Application No. 08/452,153 usage by males.” At any rate, even if Jones’ vessel were designed exclusively for use by females, which it is not, we do not perceive this as a basis for reversing the rejection. Jones is applied for its teaching of a watertight seal which is simple to manufacture and easy to use, not for its teaching of a long, narrow structure. Appellant also argues that the teachings of the Borse and Jones references cannot be combined, because Jones’ seal depends on the flexibility of the vessel side wall to yield or spread apart as the cover engages the top of the vessel opening, whereas the neck of Borse’s bottle is not deformable. We are not persuaded by this argument, because the proposed modification to the mouth of Borse would have produced an operable seal even with Borse’s inflexible mouth. This is because the necessary flexibility would have been provided by the flexible plastic 9Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 NextLast modified: November 3, 2007