US3467035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric incinerator
Assignee: DTE Energy Co
•
Filing: 1967-09-18
•
Granted: 1969-09-16
•
Expires: 1987-09-18
Abstract
No abstract record available.
Inventors
- 👤 Clarence A Anderson
- 👤 Mitchell D Charneski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:41
CPC Classifications
F; F23; F23M; F23M5/00; F23M5/08; F23M5/085; F23G; F23G5/00; F23G5/08; F23G5/10; F23G5/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2534953A
Cited
US2855494A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |