Appeal No. 1997-3301
Application No. 08/159,879
(2) Claims 1-20 are rejected under 35 U.S.C. § 112,
second paragraph.
(3) Claims 1-20 are rejected under 35 U.S.C. § 103 as
being unpatentable over Ohtaka in view of various combinations
of Isono, Suzuki, Trotta, Horigome and/or Hayashi.
Rejection under 35 U.S.C. § 103
The claims on appeal are directed to a chopper comprising
an infrared transmissive deformable film and a plurality of
diffractive lenses disposed in the film in a predetermined
pattern. All of the diffractive lenses are disposed at least
in part within a predetermined geometrical shape to provide
the chopper. See claim 9. The claims on appeal are also
directed to a method of making a chopper comprising the
following steps (claim 1):
(1) forming a mask on an etchable base member;
(2) etching the base member through the mask to form a
predetermined diffractive lens pattern on the base member;
(3) replicating the diffractive lens pattern onto a
rigid material; and
3
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