Appeal No. 1997-3650
Application No. 08/206,658
. . . Such retroreflecting sheeting is known in the
sign art. Enclosed lens retroreflective sheetings and
the use of glass beads to provide for reflexed light
reflectors are described in . . . , the disclosures of
which are incorporated by reference herein.
Generally, enclosed lens retroreflective
sheetings include, in order, an adhesive layer for
application to a support such as a license plate blank,
a specular reflective surface, a light transmitting
spacing layer, and a monolayer of glass beads within a
light transmitting resin layer. Often, a protective
outer layer or top layer is also present.
PRIOR ART REFERENCES
The prior art references relied upon by the examiner are:
Akman 3,854,942 Dec. 17, 1974
Kato et al. (Kato) 4,320,186 Mar. 16, 1982
Ciccarelli et al. (Ciccarelli) 4,621,039 Nov. 4, 1986
Kubit 4,637,974 Jan. 20, 1987
Bailey et al. (Bailey) 4,664,966 May 12, 1987
Rajan et al. (Rajan) 5,378,575 Jan. 3, 1995
(Filed May 15, 1990)
Operator’s Guide, 3M Brand Multifunctional Printer Model 1800,
pages unnumbered (unknown publication date)(hereinafter referred
to as “Operator’s Guide”)1.
3M Brochure, Introducing the LBQ Laser Printing System from 3M,
pages unnumbered (unknown publication date)(hereinafter referred
to as “Brochure”).2
1 The appellants acknowledge that this literature is
available as “prior art.” See the Communication dated July 23,
2001 (Paper No. 25).
2 The appellants also acquiesce that this literature is also
available as “prior art.” See the Brief in its entirety.
3
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