US3371707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for controlling the temperature in a room
Assignee: Nils Weibull AB
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Filing: 1966-12-30
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Granted: 1968-03-05
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Expires: 1986-12-30
Abstract
No abstract record available.
Inventors
- 👤 Weibull Nils Rudolf Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:53
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16; A01F25/22; F; F24; F24F; F24F11/00; F24F11/30; F24F3/00; F24F3/044; F24F3/06; F24F5/00; Y; Y10; Y10S; Y10S236/00; Y10S236/19
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) | 1971-03-05 | 1971-09-04 | 1972-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-05 | 1975-09-04 | 1976-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-05 | 1979-09-04 | 1980-03-05 | $7700.00 | Window Closed / Lapsed |