US1606431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel
Assignee: Grasselli Dyestuff Corp
•
Filing: 1922-01-04
•
Granted: 1926-11-09
•
Expires: 1942-01-04
Abstract
No abstract record available.
Inventors
- 👤 Arthur B Hamby
- 👤 Joseph D Woodward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 03:22
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/10; C10L1/00; C10L1/10; C10L1/14; C10L1/16; C10L1/1608; C10L1/22; C10L1/222; C10L1/223
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) | 1929-11-08 | 1930-05-10 | 1930-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-11-08 | 1934-05-10 | 1934-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-11-08 | 1938-05-10 | 1938-11-09 | $7700.00 | Window Closed / Lapsed |