Appeal No. 1999-1657
Application No. 08/877,781
said
predetermined observation point, for diffusing each
pixel of said display device into a plurality of
parts by utilizing diffraction or refraction,
wherein a pixel mask gap interval is generated,
corresponding in width to said predetermined
recognizable limit view angle, between neighboring
pixels after said diffusing of each of said pixels
by said optical filter surface resulting in a
focused display image viewable at said observation
point.
The Examiner relies on the following references:
Greenspan 3,877,802 Apr. 15,
1975
Appellant’s Admitted Prior Art (APA)
Claims 1 to 3, 5, 7 to 9, 11 and 13 to 17 stand rejected
under 35 U.S.C. § 103 as being obvious over either APA alone,
or over APA and Greenspan.
Rather than repeat the arguments of appellant and the
examiner, we make reference to the briefs and the examiner’s2
answer for their respective positions.
OPINION
A reply brief was filed (paper no. 36) and was considered and entered2
by the examiner, (paper no. 38).
3
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