Paper making and fiber liberation – Processes and products – Article forming processes
Reexamination Certificate
2002-04-04
2008-12-09
Halpern, Mark (Department: 1791)
Paper making and fiber liberation
Processes and products
Article forming processes
C162S221000, C162S223000, C162S228000, C162S227000, C264S086000, C264S087000
Reexamination Certificate
active
07462261
ABSTRACT:
A method of producing a lipped molded article comprising the steps of forming a molded article having an opening portion by papermaking and outwardly curling the peripheral wall portion which constitutes the opening portion to make a lip. The method is characterized in that the inner surface of the molded article is coated with a resin layer to make a multilayer molded article, the part to be curled of the peripheral wall portion of the molded article is impregnated with a liquid, and the part to be curled is subjected to curling processing while or after being heated.
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CD-ROM of the specification and drawings annexed to the request of Japanese Utility Model Apllication No. 26521/1992 (Laid-open No. 81729/1994) (Tomoegawa Paper Co., Ltd.), Nov. 22, 1994 (Nov. 11, 1994) Full text; all drawings (Family: none).
Goto Minoru
Kodama Shinji
Nonomura Akira
Sato Atsushi
Halpern Mark
Kao Corporation
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
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