US2539906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Full-stroke mechanism fob
Assignee: —
•
Filing: —
•
Granted: 1951-01-30
•
Expires: 1968-01-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:43
CPC Classifications
G; G06; G06C; G06C23/00; G06C23/02; G05; G05G; G05G2700/00; G05G2700/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US485635A
Cited
US1307879A
Cited
US1315874A
Cited
US1384633A
Cited
US1414728A
Cited
GB189729149A
Cited
US876752A
Cited
US1163815A
Cited
US1619574A
Cited
US2264954A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-29 | 1954-07-31 | 1955-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-29 | 1958-07-31 | 1959-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-29 | 1962-07-31 | 1963-01-30 | $7700.00 | Window Closed / Lapsed |