Patent US2541391A successfully refreshed from Google Patents.
US2541391A
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US
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Transmission mechanism
Assignee: Packard Motor Car Co
•
Filing: 1945-03-19
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Granted: 1951-02-13
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Expires: 1965-03-19
Abstract
No abstract record available.
Inventors
- 👤 Erwin A Weiss
- 👤 Le Roy H Frailing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:07
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; Y; Y10; Y10S; Y10S74/00; Y10S74/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1609782A
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US2100810A
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US2120104A
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US2123430A
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US2171534A
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US2193317A
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US2193305A
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US2237864A
Cited
US2343955A
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US2339626A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |