US1992901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cock for gas stoves
Assignee: Imperial Brass Manufacturing Co
•
Filing: 1932-10-24
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Granted: 1935-02-26
•
Expires: 1952-10-24
Abstract
No abstract record available.
Inventors
- 👤 Robert D Mcintosh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:25
CPC Classifications
F; F16; F16K; F16K35/00; F16K35/06; F16B; F16B2200/00; F16B2200/69; F16B2200/71; Y; Y10; Y10T; Y10T279/00; Y10T279/17; Y10T279/17761; Y10T279/17786; Y10T403/00; Y10T403/40; Y10T403/70; Y10T403/7098; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/20642; Y10T74/20732
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-02-25 | 1938-08-27 | 1939-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-02-25 | 1942-08-27 | 1943-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-02-25 | 1946-08-27 | 1947-02-26 | $7700.00 | Window Closed / Lapsed |