US3175375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for the continuous treatment of slivers
Assignee: Individual
•
Filing: 1962-03-05
•
Granted: 1965-03-30
•
Expires: 1982-03-05
Abstract
No abstract record available.
Inventors
- 👤 Yazawa Masahide
- 👤 Okajima Saburo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:48
CPC Classifications
D; D06; D06B; D06B3/00; D06B3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1612698A
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US2460206A
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US2622961A
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US2664010A
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US2721466A
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US2779183A
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US2954687A
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US3058327A
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US2949337A
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US2974512A
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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) | 1968-03-29 | 1968-09-28 | 1969-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-29 | 1972-09-28 | 1973-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-29 | 1976-09-28 | 1977-03-30 | $7700.00 | Window Closed / Lapsed |