Patent US1442058A successfully refreshed from Google Patents.
Patent US2947278A successfully refreshed from Google Patents.
US2947278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering mechanisms for boats, tractors and the like
Assignee: Curtiss Wright Corp
•
Filing: 1958-04-28
•
Granted: 1960-08-02
•
Expires: 1978-04-28
Abstract
No abstract record available.
Inventors
- 👤 John J Magill
- 👤 Jr Philip C Hungerford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:25
CPC Classifications
F; F16; F16B; F16B1/00; F16B1/02; F16B1/04; B; B62; B62D; B62D1/00; B62D1/02; B62D1/16; B62D3/00; B62D3/02; B63; B63H; B63H25/00; B63H25/06; B63H25/08; B63H25/10; B66; B66D; B66D1/00; B66D1/26; B66D2700/00; B66D2700/01; B66D2700/0125; B66D2700/0166; B66D2700/0175
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2075567A
Cited
US2819777A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |