Patent US3584800A successfully refreshed from Google Patents.
US3584800A
Expired / Lapsed
US
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Waste pulping machine with shear members
Assignee: Somat Corp
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Filing: 1969-02-20
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Granted: 1971-06-15
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Expires: 1989-02-20
Abstract
Abstract A waste-pulping machine of the type utilizing a rotating impeller in which the impeller is provided with one or more blades which can cooperate with one or more stationary blades to provide a shearing action.
Inventors
- 👤 Victor D Dodd
- 👤 Harry Lyn Kemper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 03:29
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/0084; B02C18/0092
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
29 words
A waste disposal unit in accordance with claim 1 in which said first and second shear edges define an angle which is within the range of 35* to 55*.
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) | 1974-06-14 | 1974-12-14 | 1975-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-14 | 1978-12-14 | 1979-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-14 | 1982-12-14 | 1983-06-15 | $7700.00 | Window Closed / Lapsed |