US2579090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronizing mechanism
Assignee: Porsche Konstruktionen GmbH and Co KG
•
Filing: 1948-05-01
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Granted: 1951-12-18
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Expires: 1968-05-01
Abstract
No abstract record available.
Inventors
- 👤 Rabe Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:14
CPC Classifications
F; F16; F16H; F16H3/00; F16H3/02; F16H3/08; F16H3/087; F16H3/089; F16H63/00; F16H63/02; F16H63/04; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/1947; Y10T74/19474; Y10T74/19479
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1511232A
Cited
US1853988A
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US1967190A
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US1927641A
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US1957416A
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US2044930A
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US2416154A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |