Patent US2851173A successfully refreshed from Google Patents.
US2851173A
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Conveyor gate and grid for composting machine
Assignee: Union Stock Yard and Transit Co
•
Filing: 1953-07-16
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Granted: 1958-09-09
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Expires: 1973-07-16
Abstract
No abstract record available.
Inventors
- 👤 Willard L Morrison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:49
CPC Classifications
C; C05; C05F; C05F3/00; C05F3/06; C05F17/00; C05F17/90; C05F17/964; C05F17/971; C12; C12M; C12M21/00; C12M21/16; C12M33/00; C12M33/16; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/20; Y02P; Y02P20/00; Y02P20/141; Y02P20/145; Y02W; Y02W30/00; Y02W30/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US726711A
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US1544957A
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US1750645A
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US1835989A
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US1905781A
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US1969372A
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US2570864A
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US2569969A
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US2608395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |