Patent US2929688A successfully refreshed from Google Patents.
US2929688A
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US
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Composting apparatus
Assignee: Sanitary Disposal Corp
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Filing: 1955-05-27
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Granted: 1960-03-22
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Expires: 1975-05-27
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Riker
- 👤 Alton M Brayton
- 👤 Wilbur C Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:40
CPC Classifications
C; C05; C05F; C05F17/00; C05F17/90; C05F17/95; C05F17/955; Y; Y02; Y02P; Y02P20/00; Y02P20/141; Y02P20/145; Y02W; Y02W30/00; Y02W30/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN AEROBIC COMPOSITING MACHINE FOR ORGANIC MATERIAL COMPRISING: A PLURALITY OF INDIVIDUAL VERTICALLY STACKED COMPARTMENTS ONE ABOVE THE OTHER, MEANS IN EACH OF SAID COMPARTMENTS FOR SELECTIVELY PROVIDING AERATION, AGITATION, LIQUID INNOCULATION AND EXHAUST, PIVOT CLAMSHELL TYPE RELEASE GATES COMPRISING THE BOTTOMS OF EACH OF SAID COMPARTMENTS AND SEPARATING EACH COMPARTMENT FROM THE COMPARTMENT BENEATH AND ADAPTED TO RELEASE AND INVERT THE ORGANIC MATERIAL, AS IT IS RELEASED, TO SAID COMPARTMENT BENEATH, AND A CLOSED TUBE CONVEYOR ENCIRCLING SAID PLURAL COMPARTMENTS AND ADAPTED TO RECEIVE MATERIAL FROM THE LOWERMOST COMPARTMENT, TO SELECTIVELY LOAD THE UPPERMOST OF SAID COMPARTMENTS AND TO ADDITIONALLY DISCHARGE THE END PORODUCTS.
Claim 2
Dependent Claim
105 words
AN AEROBIC COMPOSITING MACHINE FOR ORGANIC MATERIAL COMPRISING: A PLURALITY OF INDIVIDUAL VERTICALLY STACKED COMPARTMENTS ONE ABOVE THE OTHER, MEANS IN EACH OF SAID COMPARTMENTS FOR SELECTIVELY PROVIDING AERATION, AGITATION, LIQUID INNOCULATION AND EXHAUST, PIVOT CLAMSHELL TYPE RELEASE GATES COMPRISING THE BOTTOMS OF EACH OF SAID COMPARTMENTS AND SEPARATING EACH COMPARTMENT FROM THE COMPARTMENT BENEATH AND ADAPTED TO RELEASE AND INVERT THE ORGANIC MATERIAL, AS IT IS RELEASED, TO SAID COMPARTMENT BENEATH, AND A CLOSED TUBE CONVEYOR ENCIRCLING SAID PLURAL COMPARTMENTS AND ADAPTED TO RECEIVE MATERIAL FROM THE LOWERMOST COMPARTMENT, TO SELECTIVELY LOAD THE UPPERMOST OF SAID COMPARTMENTS AND TO ADDITIONALLY DISCHARGE THE END PORODUCTS.
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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) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |