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US1338982A
Expired / Lapsed
US
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Composite motor-fuel
Assignee: ARTHUR F RAY
•
Filing: 1919-09-19
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Granted: 1920-05-04
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Expires: 1939-09-19
Abstract
No abstract record available.
Inventors
- 👤 Hayes Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:26
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/32; C10L1/02
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) | 1923-05-04 | 1923-11-03 | 1924-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-05-04 | 1927-11-03 | 1928-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-05-04 | 1931-11-03 | 1932-05-04 | $7700.00 | Window Closed / Lapsed |