US2529804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote hoist control
Assignee: Individual
•
Filing: 1946-04-27
•
Granted: 1950-11-14
•
Expires: 1966-04-27
Abstract
No abstract record available.
Inventors
- 👤 Harnischfeger Walter
- 👤 Koehler Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
B; B66; B66C; B66C13/00; B66C13/18; B66C13/40; B66C2700/00; B66C2700/08; B66C2700/088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1597416A
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US1635779A
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US1760479A
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US1805167A
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US2052708A
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US2388595A
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US2397475A
Cited
US2393892A
Cited
US2325829A
Cited
US2388748A
Cited
US2396091A
Cited
US2397088A
Cited
US2391881A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |