US2510039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric blanket control
Assignee: Landers Frary and Clark
•
Filing: 1947-01-17
•
Granted: 1950-05-30
•
Expires: 1967-01-17
Abstract
No abstract record available.
Inventors
- 👤 Arnold E Rudahl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:51
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/2451; G05D23/2453
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US915974A
Cited
GB144669A
Cited
US1694264A
Cited
US1826477A
Cited
GB338880A
Cited
US1979082A
Cited
US2163297A
Cited
US2429453A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-29 | 1953-11-28 | 1954-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-29 | 1957-11-28 | 1958-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-29 | 1961-11-28 | 1962-05-30 | $7700.00 | Window Closed / Lapsed |