US3498634A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manually self-propelled riding vehicle
Assignee: ROY E SHELDON
•
Filing: 1968-01-26
•
Granted: 1970-03-03
•
Expires: 1988-01-26
Abstract
No abstract record available.
Inventors
- 👤 Roy E Sheldon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:16
CPC Classifications
B; B62; B62M; B62M1/00; B62M1/24; B62K; B62K5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US589353A
Cited
US1479887A
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US1536788A
Cited
US1784419A
Cited
US2707112A
Cited
US2815222A
Cited
US2884259A
Cited
US3336047A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |