US2981496A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bobbin holding and braking arrangement
Assignee: Deering Milliken Research Corp
•
Filing: 1957-02-14
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Granted: 1961-04-25
•
Expires: 1977-02-14
Abstract
No abstract record available.
Inventors
- 👤 Albert D Harmon
- 👤 Norman E Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:59
CPC Classifications
D; D01; D01H; D01H7/00; D01H7/02; D01H7/04; D01H7/22; B; B65; B65H; B65H49/00; B65H49/18; B65H49/20; B65H49/26; B65H49/36; B65H59/00; B65H59/02; B65H59/04; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1730431A
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US2220878A
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US2251470A
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US2773344A
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US2739767A
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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) | 1964-04-24 | 1964-10-24 | 1965-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-24 | 1968-10-24 | 1969-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-24 | 1972-10-24 | 1973-04-25 | $7700.00 | Window Closed / Lapsed |