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US2676724A
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Assignee: Individual
•
Filing: 1951-05-28
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Granted: 1954-04-27
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Expires: 1971-05-28
Abstract
No abstract record available.
Inventors
- 👤 Ralph B Potter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:13
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/14; B65D51/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US586011A
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US648407A
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US714133A
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US1174880A
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US1817912A
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US2048219A
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US2365947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |