Patent US2542097A successfully refreshed from Google Patents.
US2542097A
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Creel tensioning device
Assignee: Akzo Nobel UK PLC
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Filing: 1948-07-10
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Granted: 1951-02-20
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Expires: 1968-07-10
Abstract
No abstract record available.
Inventors
- 👤 Boyd F Shaffer
- 👤 Sprute Julius Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:35
CPC Classifications
D; D02; D02H; D02H13/00; B; B65; B65H; B65H63/00; B65H63/02; B65H63/024; B65H63/028; B65H63/032; B65H63/0321; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CH22908A
Cited
FR466247A
Cited
US1678975A
Cited
US1824356A
Cited
GB332339A
Cited
FR737626A
Cited
GB435244A
Cited
CH185912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-19 | 1954-08-21 | 1955-02-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-19 | 1958-08-21 | 1959-02-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-19 | 1962-08-21 | 1963-02-20 | $7700.00 | Window Closed / Lapsed |