Appeal No. 2002-1803
Application 09/288,775
THE REJECTION
Claims 1 through 25 stand rejected under 35 U.S.C. § 103(a)
as being unpatentable over Sperry in view of Hoover.
Attention is directed to the appellants’ main and reply
briefs (Paper Nos. 18 and 20) and to the examiner’s answer (Paper
No. 19) for the respective positions of the appellants and the
examiner with regard to the merits of this rejection.1
DISCUSSION
Sperry, the examiner’s primary reference, discloses a method
and apparatus for forming foam bags/cushions for use in shipping
containers. The apparatus 10 comprises, inter alia, a pair of
plastic web supply rolls 13, drive roll means 15 for convergingly
advancing the webs into opposing face-to-face contact at a nip
defined by the drive roll means, first heat sealing means 28, 28'
immediately adjacent the nip for sealing together the opposing
longitudinal edges of the webs, second heat sealing means 35 for
sealing the top edge of a formed bag 38 and the bottom edge of
the next bag while severing the formed bag from the next bag, a
nozzle 44 for introducing a foamable composition between the webs
1 In the final rejection (Paper No. 11), claims 1 through 25
also stood rejected on a number of additional grounds which have
since been withdrawn by the examiner.
3
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