US2734803A
Expired / Lapsed
US
⏱️ 0.0 years remaining
ruskin
Assignee: —
•
Filing: —
•
Granted: 1956-02-14
•
Expires: 1973-02-14
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:10
CPC Classifications
C; C05; C05F; C05F17/00; C05F17/90; C05F17/914; C05F17/20; C05F17/964; Y; Y02; Y02P; Y02P20/00; Y02P20/141; Y02P20/145; Y02W; Y02W30/00; Y02W30/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN APPARATUS FOR FERMENTATION OF ORGANIC REFUSE, MEANS FORMING A CHAMBER, A PLURALITY OF SCREENS, MEANS MOUNTING SAID SCREENS FOR INDEPENDENT HORIZONTAL MOVEMENT IN SUPERPOSED RELATION ACROSS THE CHAMBER AND FOR WITHDRAWAL FROM THE CENTRAL PORTION THEREOF, MEANS FOR DRAWING THE SCREENS ACROSS THE CHAMBER AND FOR WITHDRAWING THEM THERFROM, AND MEANS TO INTRODUCE REFUSE INTO THE CHAMBER AT A POINT ABOVE THE UPPERMOST SCREEN, WHEREBY THE SCREENS MAY BE SUCCESSIVELY EXTENDED ACROSS THE CHAMBER, BEGINNING WITH THE LOWERMOST, AND REFUSE CAN BE PLIED ON EACH BY SAID INTRODUCING MEANS BEFORE THE HIGHER SCREENS ARE DRAWN ACROSS THE CHAMBER.
Claim 2
Dependent Claim
99 words
IN APPARATUS FOR FERMENTATION OF ORGANIC REFUSE, MEANS FORMING A CHAMBER, A PLURALITY OF SCREENS, MEANS MOUNTING SAID SCREENS FOR INDEPENDENT HORIZONTAL MOVEMENT IN SUPERPOSED RELATION ACROSS THE CHAMBER AND FOR WITHDRAWAL FROM THE CENTRAL PORTION THEREOF, MEANS FOR DRAWING THE SCREENS ACROSS THE CHAMBER AND FOR WITHDRAWING THEM THERFROM, AND MEANS TO INTRODUCE REFUSE INTO THE CHAMBER AT A POINT ABOVE THE UPPERMOST SCREEN, WHEREBY THE SCREENS MAY BE SUCCESSIVELY EXTENDED ACROSS THE CHAMBER, BEGINNING WITH THE LOWERMOST, AND REFUSE CAN BE PLIED ON EACH BY SAID INTRODUCING MEANS BEFORE THE HIGHER SCREENS ARE DRAWN ACROSS THE CHAMBER.
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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) | 1959-02-13 | 1959-08-15 | 1960-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-13 | 1963-08-15 | 1964-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-13 | 1967-08-15 | 1968-02-14 | $7700.00 | Window Closed / Lapsed |