US3339043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermostat with heat anticipator
Assignee: Individual
•
Filing: 1965-08-23
•
Granted: 1967-08-29
•
Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Albert E Baak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:55
CPC Classifications
H; H01; H01H; H01H37/00; H01H37/02; H01H37/12; H01H37/14; G; G05; G05D; G05D23/00; G05D23/19; G05D23/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |