US3387796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Defibrating device
Assignee: JONES DIVISION
•
Filing: 1965-02-04
•
Granted: 1968-06-11
•
Expires: 1985-02-04
Abstract
No abstract record available.
Inventors
- 👤 Alexander D Cormack
- 👤 Martin O Saltarelli
- 👤 Scott James Blair
- 👤 Yeung Cho Yee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:40
CPC Classifications
D; D21; D21D; D21D1/00; D21D1/20; D21D1/30; B; B02; B02C; B02C7/00; B02C7/02; B02C7/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US108103A
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US3149792A
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US2609993A
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US2823871A
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US2937815A
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US2968444A
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US2959362A
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US2955768A
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US3040997A
Cited
US3089655A
Cited
US3104837A
Cited
US3116028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |