US2742735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steering device for model boat or vehicle
Assignee: Lines Bros Ltd
•
Filing: 1955-03-08
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Granted: 1956-04-24
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Expires: 1975-03-08
Abstract
No abstract record available.
Inventors
- 👤 Gerd W C Sommerhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:12
CPC Classifications
A; A63; A63H; A63H30/00; A63H30/02; A63H30/04; A63H17/00; A63H17/26; A63H17/36; A63H23/00; A63H23/02; A63H23/04; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20207; Y10T74/20213; Y10T74/20232; Y10T74/20256
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-24 | 1959-10-24 | 1960-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-24 | 1963-10-24 | 1964-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-24 | 1967-10-24 | 1968-04-24 | $7700.00 | Window Closed / Lapsed |