US3512798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skate board device
Assignee: Individual
•
Filing: 1967-12-04
•
Granted: 1970-05-19
•
Expires: 1987-12-04
Abstract
No abstract record available.
Inventors
- 👤 Samuel Siegel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:47
CPC Classifications
A; A63; A63C; A63C17/00; A63C17/01; A63C17/014; A63C17/22; A63C17/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US885977A
Cited
CH83137A
Cited
CH167454A
Cited
US2834608A
Cited
US2920904A
Cited
FR1215053A
Cited
US3210089A
Cited
US3310320A
Cited
US3379454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-05-18 | 1973-11-17 | 1974-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-05-18 | 1977-11-17 | 1978-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-05-18 | 1981-11-17 | 1982-05-19 | $7700.00 | Window Closed / Lapsed |