Appeal No. 1999-2630
Application 08/341,464
each having a layer of pressure-sensitive adhesive 16 on its
upper surface, whereby the upper sheet can be peeled from the
stack to expose a fresh sheet. To facilitate the peeling, at
least one corner of each sheet includes a thin coating of non-
adhesive material 18, 26, 29 print deposited on the adhesive
layer (see column 2, lines 40 through 53; and column 3, lines
57 through 62). Imsande teaches that these printed non-
adhesive coatings are superior to gripping tabs attached to the
sheets because they add less bulk or thickness and allow for
rapid and
efficient fabrication of the mat (see column 1, lines 40
through 52; column 2, lines 12 through 23; column 3, line 62,
through column 4, line 10; and column 4, lines 24 through 27).
Cherrin discloses an adhesive tape product for affixing
shipping documents to the sides of shipping containers. In the
embodiment shown in Figures 12 and 13, a corner of the tape
product 50 includes a non-tacky coating 56 printed over the
adhesive to form a lift-off tab which facilitates manual
grasping and removal of the tape product from a shipping
container. According to Cherrin, the printed coating has the
7
Page: Previous 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Next
Last modified: November 3, 2007