Patent US2768667A successfully refreshed from Google Patents.
US2768667A
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US
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Container
Assignee: Crown Cork and Seal Co Inc
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Filing: 1952-09-29
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Granted: 1956-10-30
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Expires: 1972-09-29
Abstract
No abstract record available.
Inventors
- 👤 Donald W Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:55
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/22; B65D1/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1587167A
Cited
US1674475A
Cited
US2088181A
Cited
US2487400A
Cited
US2614727A
Cited
US2606586A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |