US2824919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure responsive switch
Assignee: Individual
•
Filing: 1954-10-05
•
Granted: 1958-02-25
•
Expires: 1974-10-05
Abstract
No abstract record available.
Inventors
- 👤 Allen V C Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:18
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/26; H01H35/2607; H01H35/2614
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2704551A
Cited
US1321395A
Cited
US2223689A
Cited
US2070068A
Cited
US2117213A
Cited
US2193126A
Cited
US2192803A
Cited
US2339087A
Cited
US2308475A
Cited
US2422342A
Cited
US2411796A
Cited
US2515252A
Cited
US2677741A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |