US2901212A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve unit for gas oven temperature regulator
Assignee: Landis and Gyr AG
•
Filing: 1954-02-02
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Granted: 1959-08-25
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Expires: 1974-02-02
Abstract
No abstract record available.
Inventors
- 👤 Winet Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:35
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/12; G05D23/123; F; F16; F16K; F16K1/00; F16K1/32; F16K1/34; F16K1/36; Y; Y10; Y10S; Y10S236/00; Y10S236/16
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) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |