US2828886A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid container auxiliary closure
Assignee: Individual
•
Filing: 1956-01-30
•
Granted: 1958-04-01
•
Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Robert W Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:43
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1669877A
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US1491325A
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US1753500A
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US1978025A
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FR805625A
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US2172457A
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US2190203A
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US2196486A
Cited
US2307508A
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US2313845A
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US2453274A
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US2622760A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |