Interference No. 104,403
therebetween and another surface constituted by a plurality of conic sections
(Rosenthal Record page 44).
9. The junior party has submitted the affidavit of Dr. Fredrick Lauter (Exhibit 2116,
Rosenthal Record page 46) as corroboration of the August 1992 reduction to
practice.
10. Lauter testifies that he met with Rosenthal on August 14, 1992 and was shown:
. . . a lens sheet in which I, the viewer could see the sheet
appear as an opaque image material at one angle of view
and then from another angle of view, see the sheet as
transparent, thereby providing a clear view through the sheet
to objects behind it. This lens sheet had a plurality of
parallel lenticulated conic lenses on the viewing side and on
the opposite side had a plurality of spaced-apart, raised
parallel portions with a composite image positioned
thereupon with indented transparent concave lenses in
between which permitted the passage of light. Thereby an
object beneath the sheet at a preselected distance was
viewable through the transparent concave lens portions.
(Rosenthal Record page 46).
11. Lauter further testifies that Exhibit 2118 (Rosenthal Record page 47) is a
photocopy of the lens prototype of the lens he saw in August 1992 (Rosenthal
Record page 46).
12. Exhibit 2118 (Rosenthal Record page 47) depicts a lens having one surface
constituted by a plurality of spaced-apart parallel sections with concave sections
therebetween and another surface constituted by a plurality of conic sections.
13. Lauter also testifies that he was shown unique packaging with the lens sheet as
a window which provided a view of an opaque image at one angle and then at
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