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US2928624A
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Rope drum and driving gear arrangement
Assignee: MAN AG
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Filing: 1956-02-15
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Granted: 1960-03-15
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Expires: 1976-02-15
Abstract
No abstract record available.
Inventors
- 👤 Scheuerpflug Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:59
CPC Classifications
B; B66; B66D; B66D1/00; B66D1/28; B66D2700/00; B66D2700/01; B66D2700/0183; Y; Y10; Y10S; Y10S242/00; Y10S242/903; Y10S242/914
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1448814A
Cited
FR615896A
Cited
US2313084A
Cited
FR1004592A
Cited
US2525464A
Cited
US2720266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |