Interference No. 104,403
sheet as transparent, thereby providing a clear view through
the sheet to objects behind it. (Rosenthal Record page 34).
3. The junior party has filed Exhibit 2141 (Rosenthal Record page 43), which he
states is a photocopy of the lens prototype made on May 5, 1990 (Rosenthal
Record page 34).
4. Exhibit 2141 depicts a sheet having one surface which is constituted by a
plurality of conic members with planar members therebetween and a second
surface which is constituted by a plurality of conic members (Rosenthal Record
page 43).
5. Rosenthal testifies in regard to the May 5, 1990 prototype:
At that time, I was not sure how well it would work at a
smaller scale. It would be necessary to make thinner in
order for it to be utilized for one of the objects stated in my
subsequent patent application, that of materials for
packaging and other graphic uses. (Rosenthal Record page
34).
6. The junior party does not direct our attention to any evidence that corroborates
his testimony regarding the lens sheet made May 5, 1990.
7. Rosenthal testifies that he made another prototype of a lens sheet in the first two
weeks of August 1992, and has filed Exhibit 2142 (Rosenthal Record page 44)
which the junior party states is a photocopy of the lens sheet constructed in
August 1992 (Rosenthal Record pages 34-35).
8. Exhibit 2142 appears to be a photocopy of a sheet having one surface
constituted by a plurality of spaced-apart parallel sections with concave sections
4
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