Appeal No. 2001-0201 Page 5
Application No. 08/779,706
1596, 1598 (Fed. Cir. 1988) and In re Lintner, 458 F.2d 1013,
1016, 173 USPQ 560, 562 (CCPA 1972).
Claim 1, the sole independent claim on appeal, reads as
follows:
A hose coupling member for connection to an
identical hose coupling member for use with a 1/2 to 7/8
inch hose, said coupling member having opposing identical
fastening means and a cylindrical opening therethrough,
each fastening means comprising a cam, a ramp and
lug, each cam having a ramp angle between 4 and 5
degrees,
a face surrounding said cylindrical opening inward
of each said fastening means and supporting a sealing
gasket, the gasket having a thickness of between 220 and
280 microns, and
the gasket having a face area between 0.4 and 0.6
square inches.
In the final rejection of claim 1, the examiner
determined that the patent to Fandetti disclosed the claimed
subject matter "with the exception of the ramp angle and
gasket size." The examiner then determined that the patent to
Weaver teaches that "the ramp angle and gasket thickness need
to be selected to ensure that the joint remains tight under
the pressures it will encounter." The examiner then concluded
that "it would have been obvious to a person having ordinary
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