US2988023A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for burning
Assignee: Individual
•
Filing: 1958-11-18
•
Granted: 1961-06-13
•
Expires: 1978-11-18
Abstract
No abstract record available.
Inventors
- 👤 Anthony I Osswald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:13
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/08; F23G5/12; F22; F22B; F22B31/00; F22B31/04; F22B31/045; F23G5/14; F23G5/16; F23G5/165; Y; Y02; Y02E; Y02E20/00; Y02E20/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-12 | 1964-12-12 | 1965-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-12 | 1968-12-12 | 1969-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-12 | 1972-12-12 | 1973-06-13 | $7700.00 | Window Closed / Lapsed |