Patent US1155124A successfully refreshed from Google Patents.
US1036451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Explosive or internal-combustion engine.
Assignee: Individual
•
Filing: 1908-09-03
•
Granted: 1912-08-20
•
Expires: 1928-09-03
Abstract
No abstract record available.
Inventors
- 👤 Anthony B Casper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:13
CPC Classifications
F; F02; F02F; F02F1/00; F02F1/24; F01; F01L; F01L1/00; F01L1/02; F02F2001/244; F02F2001/247
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) | 1915-08-20 | 1916-02-19 | 1916-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1919-08-20 | 1920-02-19 | 1920-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1923-08-20 | 1924-02-19 | 1924-08-20 | $7700.00 | Window Closed / Lapsed |