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Class Information
Number: 229/901
Name: Envelopes, wrappers, and paperboard boxes > Box structure alternatively useable as a container or a lid
Description: Subject matter wherein a box element is disclosed as being usable either as a content-holding device or as a closure for a container.

Patents under this class:

Patent Number Title Of Patent Date Issued
8430296 One-piece blank, display case, and method and device for producing such a case from said blank Apr. 30, 2013
6935503 Self-telescoping storage enclosure Aug. 30, 2005
6436499 Cold seal package and method for making the same Aug. 20, 2002
6092719 Container formed of identical container elements and blank for forming the same Jul. 25, 2000
5735454 Cohesive self latching trays Apr. 7, 1998
5630545 Apparatus for packaging articles May. 20, 1997
5538179 Convertible container Jul. 23, 1996
5364018 Disposable package Nov. 15, 1994
5310070 Container of readily biodegradable material May. 10, 1994
5188284 Carton with lug locked tray and cover Feb. 23, 1993
5160081 Locking trays Nov. 3, 1992
5060851 Interlocking container for carry-out food products Oct. 29, 1991
4995557 Eat-in/carryout pizza box Feb. 26, 1991
4856707 Container for food products Aug. 15, 1989
4795085 Folding box construction Jan. 3, 1989
4474324 Telescoping carton Oct. 2, 1984
4470538 Carton with common tray-cover components Sep. 11, 1984
4444354 Tray with telescoping cover formed from identical blanks Apr. 24, 1984
4426034 Two piece packing case Jan. 17, 1984
4362265 Container Dec. 7, 1982
3960313 Automatic setup carton constructions Jun. 1, 1976

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