04186786 is referenced by 111 patents and cites 4 patents.

An interlocking closure device comprising two closure profiles operable for being interlocked continuously over a predetermined length features the closure profiles having different colors, whereby the position of the closure profiles on a container can be easily identified visually in order to simplify the closing and opening of the container and/or the complete occlusion of the closure profiles can be easily verified visually.

Title
Colored interlocking closure strips for a container
Application Number
5/947040
Publication Number
4186786
Application Date
September 29, 1978
Publication Date
February 5, 1980
Inventor
George F Kirkpatrick
Downers Grove
IL, US
Agent
David Fink
Assignee
Union Carbide Corporation
NY, US
IPC
B65D 17/20
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