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3666138
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Information
Patent Grant
3666138
References
Source
Patent Number
3,666,138
Date Filed
Not available
Date Issued
Tuesday, May 30, 1972
52 years ago
CPC
B21D51/383 - scoring lines, tear strips or pulling tabs
B65D17/502 - applied to the external part of the container wall only
B65D2517/0013 - pull-out tear panel
B65D2517/0061 - U-shaped
B65D2517/5008 - with a sealing coat
B65D2517/5029 - and connected to container by local areas of adhesive
B65D2517/5056 - the edge of the preformed opening having a covering element or coating
B65D2517/5083 - with means facilitating initial lifting of tape
Y10T156/1062 - Prior to assembly
Y10T156/1093 - with covering of discrete laminae with additional lamina
Y10T428/1355 - Elemental metal containing [e.g., substrate, foil, film, coating, etc.]
Y10T428/31522 - Next to metal
Y10T428/31529 - Next to metal
Y10T428/31688 - Next to aldehyde or ketone condensation product
US Classifications
220 - Receptacles
156 - Adhesive bonding and miscellaneous chemical manufacture
222 - Dispensing
428 - Stock material or miscellaneous articles
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