US3123373A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible ski-sled
Assignee: —
•
Filing: —
•
Granted: 1964-03-03
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:36
CPC Classifications
B; B62; B62B; B62B13/00; B62B13/02; B62B13/04; B62B13/043
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
89 words
A STEERABLE SKI-SLED CAPABLE OF A HIGH DEGREE OF MANEUVERABILITY COMPRISING, IN COMBINATION, A THIN, FLEXIBLE BROAD BLADE RUNNER HAVING A REAR PORTION AND A FORWARD PORTION CAPABLE OF LATERAL FLEXING RELATIVE TO SAID REAR PORTION TERMINATING IN A TIP, AN UPWARDLY EXTENDING SEAT MOUNTED UPON SAID REAR PORTION, AND A HANDLE ASSOCIATED WITH SAID TIP WHEREBY SAID TIP AND FORWARD RUNNER PORTION MAY BE RAISED RELATIVE TO SAID REAR PORTION, AND LATERAL FLEXING OF SAID TIP AND FORWARD PORTION TWISTS SAID FORWARD PORTION RELATIVE TO SAID REAR PORTION.
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) | 1967-03-03 | 1967-09-02 | 1968-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-03 | 1971-09-02 | 1972-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-03 | 1975-09-02 | 1976-03-03 | $7700.00 | Window Closed / Lapsed |