US2855476A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Time switch
Assignee: Individual
•
Filing: 1954-06-25
•
Granted: 1958-10-07
•
Expires: 1974-06-25
Abstract
No abstract record available.
Inventors
- 👤 Garrard Bruce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:47
CPC Classifications
G; G04; G04F; G04F3/00; G04F3/06; H; H01; H01H; H01H43/00; H01H43/10; H01H43/12; H01H43/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1639679A
Cited
US1468801A
Cited
US2338305A
Cited
US2386760A
Cited
US2454882A
Cited
US2439842A
Cited
US2578824A
Cited
US2675456A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-06 | 1962-04-07 | 1962-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-06 | 1966-04-07 | 1966-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-06 | 1970-04-07 | 1970-10-07 | $7700.00 | Window Closed / Lapsed |