US2496434A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard motor lubricating system
Assignee: Hart Carter Co
•
Filing: 1944-10-13
•
Granted: 1950-02-07
•
Expires: 1964-10-13
Abstract
No abstract record available.
Inventors
- 👤 Alfred S Bosma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:01
CPC Classifications
B; B63; B63H; B63H20/00; B63H20/001; F; F01; F01M; F01M11/00; F01M11/06; F01M11/062; F01M11/065; F02; F02B; F02B61/00; F02B61/04; F02B61/045; F02B75/00; F02B75/16; F02B75/18; F02B75/24; F02B75/243; B63H20/08; F02B75/02; F02B2075/022; F02B2075/027; F02B2075/1804; F02B2075/1808
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1446775A
Cited
US1822573A
Cited
US2053425A
Cited
GB432035A
Cited
US2289124A
Cited
US2346148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-06 | 1953-08-08 | 1954-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-06 | 1957-08-08 | 1958-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-06 | 1961-08-08 | 1962-02-07 | $7700.00 | Window Closed / Lapsed |