US3567239A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Skiing instructional device
Assignee: Individual
•
Filing: 1969-02-26
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Granted: 1971-03-02
•
Expires: 1989-02-26
Abstract
Abstract A SKIING INSTRUCTIONAL DEVICE CONSISTING OF COOPERATIVE MEMBERS ON THE FORWARD END OF EACH OF A PAIR OF SKIS AND HAVING LOOSELY ENGAGING CONNECTING PORTIONS WITH OPENINGS ADAPTED TO RECEIVE A POINTED END OF THE SKI POLE FOR SEPARABLY CONNECTING SAME AND PREVENTING THE FORWARD ENDS OF THE SKIS FROM MOVING OR SPREADING APART.
Inventors
- 👤 Donald M Kitterman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:23
CPC Classifications
A; A63; A63C; A63C5/00; A63C5/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-01 | 1974-08-31 | 1975-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-01 | 1978-08-31 | 1979-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-01 | 1982-08-31 | 1983-03-02 | $7700.00 | Window Closed / Lapsed |