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Class Information
Number: 426/81
Name: Food or edible material: processes, compositions, and products > Foraminous material infusion type, or foraminous container per se > Tapered gathered closure
Description: Subject matter wherein the infusor has the material at one or more end portions gathered together to form a neck and fastened with a fastening device.

Patents under this class:

Patent Number Title Of Patent Date Issued
8425963 Method for extracting a beverage from a capsule Apr. 23, 2013
6692780 Beverage infusion device Feb. 17, 2004
5879732 Food processing method Mar. 9, 1999
5776527 Package of ground coffee of the prefilled tablet type and espresso coffee machine using such a package Jul. 7, 1998
5171457 Method of handling wet coffee grounds in filter cups Dec. 15, 1992
5147540 Disposable coffeemaker filter with drawstring Sep. 15, 1992
4867880 Brewing device Sep. 19, 1989
4818544 Beverage packages Apr. 4, 1989
4584101 Coffee package Apr. 22, 1986
4551336 Infusion bag Nov. 5, 1985
4343789 Sustained release pharmaceutical composition of solid medical material Aug. 10, 1982
4338338 Beverage strainers Jul. 6, 1982

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