Printing – Processes
Reexamination Certificate
2005-09-06
2005-09-06
Yan, Ren (Department: 2854)
Printing
Processes
C101S035000, C493S267000
Reexamination Certificate
active
06938549
ABSTRACT:
Methods for producing easily and securely gripped slip-resistant file folders, including file pockets and hanging folders. The methods include providing folder paper stock; conveying the folder paper stock in the process of folder manufacture; providing a curable slip-resistant material in a melt state; applying the slip-resistant material at predetermined areas of the folder paper stock; and curing the slip-resistant material; such that the slip-resistant portion comprises cured slip-resistant material. Another method includes providing folder paper stock; providing embossing dies in spaced, operable, mating relationship; positioning the folder paper stock appropriately in the embossing dies; applying force to at least one of the embossing dies so as to decrease the spaced relationship; and deforming the folder paper stock.
REFERENCES:
patent: 1585237 (1926-05-01), Doughty
patent: 3283992 (1966-11-01), Hanson et al.
patent: 3524583 (1970-08-01), Gregory
patent: 3885726 (1975-05-01), Fridlund et al.
patent: 5720427 (1998-02-01), Kachel et al.
Altera Law Group LLC
Smead Manufacturing Company
Yan Ren
LandOfFree
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