US2547128A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Outboard motor
Assignee: Individual
•
Filing: 1948-07-29
•
Granted: 1951-04-03
•
Expires: 1968-07-29
Abstract
No abstract record available.
Inventors
- 👤 Kiekhaefer Elmer Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:51
CPC Classifications
F; F02; F02B; F02B61/00; F02B61/04; F02B61/045; B; B63; B63H; B63H20/00; B63H20/08; B63H20/10; B63H20/12; B63H20/32; F02B75/00; F02B75/16; F02B75/18; F02B2075/1804; F02B2075/1816; F02B75/24; F02B75/243
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1019856A
Cited
US1252360A
Cited
US2209301A
Cited
US2079571A
Cited
US2232160A
Cited
US2227247A
Cited
US2443957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-02 | 1954-10-02 | 1955-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-02 | 1958-10-02 | 1959-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-02 | 1962-10-02 | 1963-04-03 | $7700.00 | Window Closed / Lapsed |