US2481031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding method and apparatus
Assignee: Akzo Nobel UK PLC
•
Filing: 1944-07-21
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Granted: 1949-09-06
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Expires: 1964-07-21
Abstract
No abstract record available.
Inventors
- 👤 Henry J Mcdermott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:02
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/28; B65H54/34; B65H2701/00; B65H2701/30; B65H2701/31; Y; Y10; Y10S; Y10S425/00; Y10S425/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1966159A
Cited
US2035721A
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US2197847A
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US2184334A
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US2258900A
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US2300073A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |