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Class Information
Number: 215/333
Name: Bottles and jars > Closures > Cap type > Removably attached to receptacle by relative rotation between keepers (e.g., screw threads or lugs) > Keeper formed by bend in bead encircling lower edge of cap skirt
Description: Devices, wherein (1) the lower portion of the closure skirt is turned upward around its entire perimeter to form a narrow reinforcing rim thereon, and (2) rim is displaced inwardly, flattened, or otherwise deformed to form a keeper engageable with a keeper on the receptacle.

Patents under this class:

Patent Number Title Of Patent Date Issued
8281945 Closure system for container Oct. 9, 2012
6006933 Twist-off closure Dec. 28, 1999
5579932 Closure with outer driver having movable segments forming manual engagement member Dec. 3, 1996
4886947 Closure system and method of forming and using same Dec. 12, 1989
4392580 Closure cap Jul. 12, 1983
4081098 Container lid having gripping means Mar. 28, 1978
4006837 Container closure Feb. 8, 1977

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