04778282 is referenced by 53 patents and cites 11 patents.

An interlocking closure fastening device comprising an omega-shaped closure element and a co-acting closure element having a trident profile configuration. The co-acting closure element has a profile portion comprising three generally parallel arm portions. The first arm portion terminates in a hook portion, the second arm portion is a generally straight structure having at least one enlarged portion located anterior to its extremity, and the third arm portion terminates in a funnel portion. The closure device is adapted for use with reclosable plastic freezer storage and cooking bags to provide drip-proof and leak-proof seals.

Title
Trident interlocking closure profile configuration
Application Number
774997
Publication Number
4778282
Application Date
September 10, 1987
Publication Date
October 18, 1988
Inventor
Ewald A Kamp
Chicago
IL, US
Robert T Dorsey
Chicago
IL, US
Michael G Borchardt
Woodridge
IN, US
Agent
Gary L Wamer
Assignee
First Brands Corporation
CT, US
IPC
B65D 33/24
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