Patent US1647846A successfully refreshed from Google Patents.
US1647846A
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US
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Hydrocarbon motor
Assignee: Packard Motor Car Co
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Filing: 1919-02-10
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Granted: 1927-11-01
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Expires: 1939-02-10
Abstract
No abstract record available.
Inventors
- 👤 Jesse G Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:12
CPC Classifications
F; F16; F16C; F16C3/00; F16C3/04; F16C3/06; F16C3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-10-31 | 1931-05-02 | 1931-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-10-31 | 1935-05-02 | 1935-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-10-31 | 1939-05-02 | 1939-11-01 | $7700.00 | Window Closed / Lapsed |