Appeal No. 2002-1086
Application 09/297,065
Representative claim 7 reads as follows:
7. A method of forming a closed multi-wall sack having an
inner bag and an outer bag which encloses the inner bag and has
block ends, the method comprising the following steps at the
completion of fillng a product into the sack through an open end
of the sack:
i) sealing the product in the inner bag;
ii) opening out the sides of the outer bag at the open end
of the sack to form outturned side flaps and inturned triangular
wings;
iii) folding inwardly an outer section of one of the flaps
onto the inner section of the flap;
iv) folding inwardly an outer section of the other flap onto
the inner section of the flap and to overlap partially the folded
flap so that outer bag forms a block end; and
v) adhering or otherwise holding together the block end.
THE PRIOR ART
The references relied on by the examiner to support the
final rejection are:
Silver 3,577,699 May 4, 1971
Hansson et al. (Hansson) 5,417,039 May 23, 1995
THE REJECTION
Claims 7 through 10 stand rejected under 35 U.S.C. § 103 as
being unpatentable over Hansson in view of Silver.
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