US2946376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple burner control system or the like
Assignee: Baso Inc
•
Filing: 1954-04-05
•
Granted: 1960-07-26
•
Expires: 1974-04-05
Abstract
No abstract record available.
Inventors
- 👤 John H Thornbery
- 👤 Russell B Matthews
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:16
CPC Classifications
F; F23; F23N; F23N5/00; F23N5/02; F23N5/10; F23N5/105; F23N2227/00; F23N2227/22; F23N2227/26; F23N2229/00; F23N2229/16; F23N2237/00; F23N2237/02; Y; Y10; Y10T; Y10T137/00; Y10T137/1407; Y10T137/1516
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1869829A
Cited
US2183855A
Cited
US2460055A
Cited
US2553517A
Cited
US2479797A
Cited
US2666196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |