US2772054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Winding device
Assignee: Hoechst AG
•
Filing: 1953-12-08
•
Granted: 1956-11-27
•
Expires: 1973-12-08
Abstract
No abstract record available.
Inventors
- 👤 Herele Ludwig
- 👤 Ihls Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:39
CPC Classifications
B; B65; B65H; B65H67/00; B65H67/04; B65H67/044; B65H67/048; B65H75/00; B65H75/02; B65H75/18; B65H75/28; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1806851A
Cited
US1040188A
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US1954956A
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US1988437A
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US2081331A
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US2200000A
Cited
US2317152A
Cited
US2321646A
Cited
US2296339A
Cited
US2585226A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-27 | 1960-05-28 | 1960-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-27 | 1964-05-28 | 1964-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-27 | 1968-05-28 | 1968-11-27 | $7700.00 | Window Closed / Lapsed |