US3040148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiant heat room thermostat
Assignee: General Electric Co
•
Filing: 1959-06-16
•
Granted: 1962-06-19
•
Expires: 1979-06-16
Abstract
No abstract record available.
Inventors
- 👤 Gustaf R Lawson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:41
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/32; H01H37/36
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2240373A
Cited
US2273375A
Cited
US2389429A
Cited
US2488459A
Cited
US2520872A
Cited
US2739204A
Cited
US2868928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |