Patent EP0891903A2 successfully refreshed from Google Patents.
Patent US2544900A successfully refreshed from Google Patents.
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 20:00
CPC Classifications
A; A63; A63F; A63F1/00; A63F1/06; A63F1/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US213045A
Cited
US219280A
Cited
US299489A
Cited
US375558A
Cited
US1386996A
Cited
US1717037A
Cited
FR724354A
Cited
US2017479A
Cited
US2038026A
Cited
US2323371A
Cited
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 |