US2760133A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical remote control apparatus
Assignee: PERFECTING SERVICE CO
•
Filing: 1953-06-17
•
Granted: 1956-08-21
•
Expires: 1973-06-17
Abstract
No abstract record available.
Inventors
- 👤 Harmon L Shaw
- 👤 Frank E Frost
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:37
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB568148A
Cited
US2505555A
Cited
US2575357A
Cited
US2527797A
Cited
US2638006A
Cited
US2576611A
Cited
US2664531A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-08-21 | 1960-02-20 | 1960-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-08-21 | 1964-02-20 | 1964-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-08-21 | 1968-02-20 | 1968-08-21 | $7700.00 | Window Closed / Lapsed |