US2704803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control circuits for electric blankets
Assignee: General Electric Co
•
Filing: 1951-07-11
•
Granted: 1955-03-22
•
Expires: 1971-07-11
Abstract
No abstract record available.
Inventors
- 👤 George C Crowley
- 👤 Robert G Holmes
- 👤 Paul A Check
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:42
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0213
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE117224C
Cited
US2138745A
Cited
US2163297A
Cited
US2190225A
Cited
US2367014A
Cited
US2467349A
Cited
GB651733A
Cited
US2480827A
Cited
US2565478A
Cited
US2581212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-21 | 1958-09-20 | 1959-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-21 | 1962-09-20 | 1963-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-21 | 1966-09-20 | 1967-03-22 | $7700.00 | Window Closed / Lapsed |