US2889002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion device
Assignee: ANTHONY J MATHEWS
•
Filing: 1957-09-23
•
Granted: 1959-06-02
•
Expires: 1977-09-23
Abstract
No abstract record available.
Inventors
- 👤 Kocee Jime
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:56
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/14; B01D53/18; B01D53/185; B01D47/00; B01D47/12; F; F23; F23B; F23B5/00; F23G; F23G7/00; F23G7/06; F23G7/061; F23G7/065; F23J; F23J15/00; F23J15/02; F23J15/04; F23L; F23L17/00; F23L17/16; F23B2700/00; F23B2700/018; F23J2217/00; F23J2217/50; Y; Y10; Y10S; Y10S261/00; Y10S261/09
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2653674A
Cited
US2752870A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-01 | 1962-12-01 | 1963-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-01 | 1966-12-01 | 1967-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-01 | 1970-12-01 | 1971-06-02 | $7700.00 | Window Closed / Lapsed |