US2544900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Counting device
Assignee: Individual
•
Filing: 1946-08-20
•
Granted: 1951-03-13
•
Expires: 1966-08-20
Abstract
No abstract record available.
Inventors
- 👤 David S Saqui
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:42
CPC Classifications
A; A63; A63F; A63F1/00; A63F1/06; A63F1/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US213045A
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US219280A
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US299489A
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US375558A
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US1386996A
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US1717037A
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FR724354A
Cited
US2017479A
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US2038026A
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US2323371A
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US2366488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |