US2885027A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Separator-receiver unit
Assignee: Joy Manufacturing Co
•
Filing: 1956-07-20
•
Granted: 1959-05-05
•
Expires: 1976-07-20
Abstract
No abstract record available.
Inventors
- 👤 Willard E Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:31
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/02; B01D45/04; B01D45/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
AT3993B
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US885185A
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US933926A
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GB190927058A
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US1323048A
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US1869371A
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US2521785A
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US2656896A
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US2610697A
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US2642954A
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US2737261A
Cited
US2812034A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |