US2540926A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Conversion unit for motorcycles
Assignee: Individual
•
Filing: 1948-06-11
•
Granted: 1951-02-06
•
Expires: 1968-06-11
Abstract
No abstract record available.
Inventors
- 👤 Clarence R Zook
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:22
CPC Classifications
B; B62; B62M; B62M25/00; B62M25/02; B62M25/04; G; G05; G05G; G05G7/00; G05G7/02; G05G2700/00; G05G2700/12; G05G2700/18; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20012; Y10T74/20018; Y10T74/20055; Y10T74/20207; Y10T74/20256; Y10T74/20268; Y10T74/2028; Y10T74/20287; Y10T74/20396; Y10T74/20402
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1136411A
Cited
US1225721A
Cited
US1472358A
Cited
US1671479A
Cited
US1641176A
Cited
GB326387A
Cited
GB460989A
Cited
GB424154A
Cited
GB531369A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |