Patent US3460951A successfully refreshed from Google Patents.
US3460951A
Expired / Lapsed
US
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Method for forming a closure for bottles and other containers
Assignee: WR Grace and Co
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Filing: 1967-08-04
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Granted: 1969-08-12
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Expires: 1987-08-04
Abstract
No abstract record available.
Inventors
- 👤 Edgar G Heyl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:50
CPC Classifications
B; B67; B67B; B67B3/00; B67B3/02; B67B3/026; B65; B65D; B65D41/00; B65D41/02; B65D41/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US825116A
Cited
US2976655A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |