US3050973A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Burner valves for compressed gaseous fuels
Assignee: Ronson Corp
•
Filing: 1958-01-21
•
Granted: 1962-08-28
•
Expires: 1978-01-21
Abstract
No abstract record available.
Inventors
- 👤 Goddard John Ansell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:13
CPC Classifications
F; F23; F23Q; F23Q2/00; F23Q2/16; F23Q2/173; F21; F21V; F21V37/00; F21V37/0004; F21V37/002; F21V37/0029
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-27 | 1966-02-26 | 1966-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-27 | 1970-02-26 | 1970-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-27 | 1974-02-26 | 1974-08-28 | $7700.00 | Window Closed / Lapsed |