US1596043A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas-burner valve
Assignee: HURLEY MACHINE Co
•
Filing: 1922-06-05
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Granted: 1926-08-17
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Expires: 1942-06-05
Abstract
No abstract record available.
Inventors
- 👤 John T Hume
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:48
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/46; F23D14/48; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87096; Y10T137/87121; Y10T137/87129; Y10T137/87137; Y10T137/87917; Y10T137/88022; Y10T137/8803
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) | 1929-08-16 | 1930-02-15 | 1930-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-08-16 | 1934-02-15 | 1934-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-08-16 | 1938-02-15 | 1938-08-17 | $7700.00 | Window Closed / Lapsed |