US2860839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web winding machine
Assignee: Black Clawson Co
•
Filing: 1953-02-24
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Granted: 1958-11-18
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Expires: 1973-02-24
Abstract
No abstract record available.
Inventors
- 👤 Fred C Bower
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:25
CPC Classifications
B; B65; B65H; B65H19/00; B65H19/22; B65H19/2207; B65H19/2215; B29; B29C; B29C53/00; B29C53/32; B65H2408/00; B65H2408/20; B65H2408/23; B65H2408/231; B65H2408/2315; B65H2408/23152
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1154301A
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US1807274A
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US1976641A
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US2205498A
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US2200000A
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US2307880A
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US2361264A
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US2586833A
Cited
US2592090A
Cited
US2512900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |