Patent US3104629A successfully refreshed from Google Patents.
US3104629A
Expired / Lapsed
US
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Incinerator
Assignee: Whirlpool Corp
•
Filing: 1958-06-20
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Granted: 1963-09-24
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Expires: 1978-06-20
Abstract
No abstract record available.
Inventors
- 👤 William R Crawford
- 👤 James W Lannert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:41
CPC Classifications
F; F23; F23G; F23G5/00; F23G5/08; F23G5/12; F23G5/14; F23G5/16; F23G5/165; F23G5/50
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
AN INCINERATOR, COMPRISING: CHAMBER MEANS; BURNER MEANS FOR EFFECTING COMBUSTION OF MATERIAL TO BE INCINERATED IN SAID CHAMBER MEANS; CONTROL MEANS ARRANGED TO EFFECT SUCCESSIVE OPERATIONS OF THE BURNER MEANS FOR A PLURALITY OF PERIODS OF TIME; AND THERMO-RESPONSIVE MEANS PRECLUDING INITIATION OF THE SECOND OF SAID SUCCESSIVE OPERATIONS WHENEVER COMBUSTION OF ALL OF THE MATERIAL IN THE CHAMBER MEANS OCCURS PRIOR TO THE COMMENCEMENT OF THE SECOND PERIOD OF TIME.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |