Appeal No. 1997-2965
Application No. 08/534,110
underlying specification of the advantages of a plastic brace,
i.e., strength and resiliency (page 3). Further, appellant
explains (specification, page 6, line 27 to page 7, line 7)
that being of plastic the brace is less likely to be
accidentally bent, torn or otherwise damaged. It is also noted
by appellant that because plastic material has shape memory,
the plastic material will return the slide mount to its
original shape despite accidental or temporary deformation
thereof (specification, page 7, lines 9 through 19).
With the above in mind, we turn now to the examiner’s
evidence of obviousness.
The patent to Staehle teaches a transparent mount (Fig.
3) that includes a pair of frame members or flaps 12, 13
formed from a single sheet of paper (page 1, column 2, lines
33 through 41). Prior to folding the flaps along line 11, a
hollow rectangular frame member 17 (Fig. 2) in the form of a
sheet or strip of dry mounting tissue is placed on the flap
13. The dry mounting tissue has both sides thereof coated with
an adhesive such that the dry mounting tissue serves to stick
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