US1257052A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon-motor.
Assignee: Packard Motor Car Co
•
Filing: 1915-05-21
•
Granted: 1918-02-19
•
Expires: 1935-05-21
Abstract
No abstract record available.
Inventors
- 👤 Milton Tibbetts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:22
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/10; F16F15/14; F16F15/1407; F16F15/1414; F16F15/1435; F16F15/1442; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2121; Y10T74/2128
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) | 1921-02-18 | 1921-08-20 | 1922-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-02-18 | 1925-08-20 | 1926-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-02-18 | 1929-08-20 | 1930-02-19 | $7700.00 | Window Closed / Lapsed |