Patent US3455751A successfully refreshed from Google Patents.
Patent US2975720A successfully refreshed from Google Patents.
US2975720A
Expired / Lapsed
US
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Gear unit or other movable mechanism
Assignee: Daimler Benz AG
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Filing: 1955-07-11
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Granted: 1961-03-21
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Expires: 1975-07-11
Abstract
No abstract record available.
Inventors
- 👤 Schoellhammer Friedric Wilhelm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:15
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/06; F16C33/10; F16C33/1025; F16C33/106; F01; F01B; F01B3/00; F01B3/0032; F01B3/0044; F01B3/0055
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1496809A
Cited
US1856304A
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FR691199A
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US1923514A
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US1867308A
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US2153397A
Cited
US2272771A
Cited
US2297518A
Cited
US2268869A
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US2350854A
Cited
US2404808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |