Appeal 2007-2440
Application 10/913,902
21. Kobe also discloses multilayer fastening systems, illustrated in
Figure 4, which is shown below:
{Figure 4 is said to show a multilayer fastening system.}
22. According to Kobe, the fastener system shown in Figure 4 comprises:
a first tape 53 having a fastening layer 12, an optional backing layer 31, a
mounting layer 17, and an optional removable liner 56; and a second tape 60
having corresponding layers (a second removable liner may be applied at
surface 63). (Kobe at 6:47–55.)
23. Kobe teaches that the mounting layer 17 is preferably a pressure
sensitive adhesive. (Kobe at 5:50–51.)
24. Kobe teaches further that the backing layer 31 can be any material that
provides the desired adhesion to and material compatibility with fastening
layer 12 and mounting layer 17. (Kobe at 6:13–30.)
25. Kobe teaches that the fastening system may be used on containers
such as envelopes. (Kobe at 5:38–43.)
26. According to Kobe, among the advantages of the refastenable contact
system is the reduction in contamination of the fastener structure. (Kobe
at 5:43–45.)
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