Patent US2666523A successfully refreshed from Google Patents.
US2666523A
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Packaging method
Assignee: Standard Oil Development Co
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Filing: 1951-11-01
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Granted: 1954-01-19
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Expires: 1971-11-01
Abstract
No abstract record available.
Inventors
- 👤 Edward J Ryan
- 👤 William C Van Siclen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:48
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/14; B65D65/00; B65D65/38; B65D65/42; C; C09; C09D; C09D129/00; C09D129/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
56 words
A PACKAGE WHICH CONSISTS OF A CONTAINER COATED ON THE SURFACES AND EDGES WITH A THIN, PROTECTIVE POLYVINYL ETHER RESIN FILM, AND A TACKY, COLD FLOWING SYNTHETIC ISOBUTYLENE CONTAINING POLYMER CONTAINED THEREIN, THE POLYMER BEING SUBSTANTIALLY NON-COMPATIBLE WITH SAID PROTECTIVE FILM AND BEING IN CONTACT WITH THE CONTAINER ONLY AT THE SURFACES HAVING SAID PROTECTIVE FILM.
References Cited (Backward Citations)
GB402877A
Cited
US2188331A
Cited
US2163228A
Cited
US2310712A
Cited
US2396533A
Cited
US2480352A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |