Patent US3513788A successfully refreshed from Google Patents.
US3513788A
Expired / Lapsed
US
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Rotary incinerator with spinning cup burner
Assignee: ENVIRONMENTAL SYSTEMS COMPANY A CORPOF DE
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Filing: 1968-10-08
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Granted: 1970-05-26
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Expires: 1988-10-08
Abstract
No abstract record available.
Inventors
- 👤 Albert Ostrin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:50
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/20; F23G7/00
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) | 1973-05-25 | 1973-11-24 | 1974-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-25 | 1977-11-24 | 1978-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-25 | 1981-11-24 | 1982-05-26 | $7700.00 | Window Closed / Lapsed |