US1469149A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon motor
Assignee: Packard Motor Car Co
•
Filing: 1919-10-01
•
Granted: 1923-09-25
•
Expires: 1939-10-01
Abstract
No abstract record available.
Inventors
- 👤 Harold D Church
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:03
CPC Classifications
F; F02; F02D; F02D9/00; F02D2700/00; F02D2700/02; F02D2700/0217; F02D2700/0225; F02D2700/0228; F02D2700/0243
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1926-09-24 | 1927-03-26 | 1927-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1930-09-24 | 1931-03-26 | 1931-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1934-09-24 | 1935-03-26 | 1935-09-25 | $7700.00 | Window Closed / Lapsed |