Patent US2151218A successfully refreshed from Google Patents.
US2151218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diesel engine
Assignee: Individual
•
Filing: 1936-12-24
•
Granted: 1939-03-21
•
Expires: 1956-12-24
Abstract
No abstract record available.
Inventors
- 👤 Lutz Johann Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:09
CPC Classifications
F; F02; F02B; F02B23/00; F02B23/02; F02B23/06; F02B23/0675; F02B23/0618; F02B23/0627; F02B23/063; F02B23/0624; F02B23/0633; F02B3/00; F02B3/06; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1942-03-20 | 1942-09-19 | 1943-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-20 | 1946-09-19 | 1947-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-20 | 1950-09-19 | 1951-03-21 | $7700.00 | Window Closed / Lapsed |