US2823272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switch mechanism
Assignee: Motors Liquidation Co
•
Filing: 1956-09-07
•
Granted: 1958-02-11
•
Expires: 1976-09-07
Abstract
No abstract record available.
Inventors
- 👤 Daniel M Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 03:25
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H15/00; H01H15/02; H01H2300/00; H01H2300/008
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1885147A
Cited
US2446141A
Cited
GB627545A
Cited
US2507016A
Cited
US2571837A
Cited
US2625616A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |