Patent US3667771A successfully refreshed from Google Patents.
US3667771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable magnetic ski binding
Assignee: Individual
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Filing: 1969-07-07
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Granted: 1972-06-06
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Expires: 1989-07-07
Abstract
Abstract A MAGNETIC SKI BINDING EMPLOYING A PLURALITY OF ROTATABLE BAR MAGNETS FOR ATTRACTING MAGNETICALLY ATTRACTABLE PLATES IN THE SOLE OF A SKI BOOT INCLUDING SKI MOUNTED PLUNGER MEANS FOR ROTATING THE BAR MAGNETS FROM A SHUNTED POSITION IN WHICH THE BOOT IS NOT ATTRACTED BY THE MAGNETS TO A BOOT ATTRACTING POSITION UPON THE PLACING OF A SKI BOOT ON THE PLUNGER MEANS WITH THE PLUNGER MEANS BEING ADJUSTABLE TO VARY THE EXTENT OF MAGNET ROTATION AND CONSEQUENTLY VARY THE FORCE WITH WHICH THE BOOT IS ATTRACTED TO THE SKI WHEREIN SPRING MEANS ARE ALSO PROVIDED FOR MOVING THE MAGNETS TO THE SHUNTED POSITION TO ENABLE AN EASY REMOVAL OF THE BOOT FROM THE SKI.
Inventors
- 👤 Richard C Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:44
CPC Classifications
A; A63; A63C; A63C9/00; A63C9/08; A63C9/0802
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) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |