Appeal 2007-0916
Application 10/051,486
Differences between the prior art and the claimed subject
matter
Owens Corning urges the following differences in its independent
claims:13
Claim 1: "an overlay with tabs having a first shadow line and a
remaining portion."14
Claim 7: "an overlay with tabs having a leading edge and a first
shadow line on the leading edge."15
Claim 12: "the step of applying darker granules to portions of a base
material corresponding to a leading edge of tabs of an overlay and lighter
colored granules to remaining portions of the tabs and underlay."16
Claim 21: "an overlay with a tab having a leading edge that is
generally darker than a remaining portion of the tab."17
Claim 22: "an overlay with a tab having a first shadow line between a
leading edge and a remaining portion thereof."18
Claim 23: "an overlay with a tab having a first shadow line between a
leading edge and a remaining portion."19
Claim 24: "a tab with first colored granules adhered to a leading edge
of an outer surface thereof and second colored granules adhered to the outer
13 Appeal Br. (AB) at 19-23. We understand, of course, that claims must be
considered as a whole. As a practical matter, however, differences must be
addressed individually.
14 AB at 19.
15 AB at 20.
16 AB at 20.
17 AB at 21.
18 AB at 21.
19 AB at 22.
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