US3193199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method of combustion control
Assignee: Individual
•
Filing: 1959-03-16
•
Granted: 1965-07-06
•
Expires: 1979-03-16
Abstract
No abstract record available.
Inventors
- 👤 Allen E Fuhs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:31
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/08; F23N5/082; F23N2229/00; F23N2229/16; F23N2235/00; F23N2235/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2538428A
Cited
US2162529A
Cited
US2237713A
Cited
US2306073A
Cited
US2652743A
Cited
US2687611A
Cited
US2682801A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |