US3501002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vibratory separator
Assignee: Sweco Inc
•
Filing: 1966-11-28
•
Granted: 1970-03-17
•
Expires: 1986-11-28
Abstract
No abstract record available.
Inventors
- 👤 Walter J Talley Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:29
CPC Classifications
B; B07; B07B; B07B1/00; B07B1/18; B07B1/28; B07B1/38; B07B1/46; B07B1/50; B07B1/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US776414A
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US1888636A
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US2211575A
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US2384181A
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US2563249A
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US2634776A
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US2913114A
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US2946440A
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US3007575A
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US3223239A
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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) | 1973-03-16 | 1973-09-15 | 1974-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-16 | 1977-09-15 | 1978-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-16 | 1981-09-15 | 1982-03-17 | $7700.00 | Window Closed / Lapsed |