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US2623732A
Expired / Lapsed
US
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Pulley winch
Assignee: Individual
•
Filing: 1949-06-18
•
Granted: 1952-12-30
•
Expires: 1969-06-18
Abstract
No abstract record available.
Inventors
- 👤 Kenneth F Morgan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:38
CPC Classifications
B; B66; B66D; B66D3/00; B66D3/04; B66D2700/00; B66D2700/02; B66D2700/026; B66D2700/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US565241A
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US643461A
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US785139A
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US811440A
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US848905A
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US861707A
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US1356363A
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US1732942A
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FR691626A
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US2079054A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |