US2824181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic and manual control time switch
Assignee: International Register Co
•
Filing: 1953-11-12
•
Granted: 1958-02-18
•
Expires: 1973-11-12
Abstract
No abstract record available.
Inventors
- 👤 William P Gallagher
- 👤 Stolle Anthony Dan
- 👤 Paul G Bielik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:11
CPC Classifications
G; G04; G04C; G04C23/00; G04C23/14; G04C23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1942074A
Cited
DE612576C
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US1970432A
Cited
US2131304A
Cited
US2288636A
Cited
GB549193A
Cited
US2545617A
Cited
US2633508A
Cited
US2488110A
Cited
US2662942A
Cited
US2505573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |