Patent US3193300A successfully refreshed from Google Patents.
US3193300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ski pole rings
Assignee: Individual
•
Filing: 1961-01-25
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Granted: 1965-07-06
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Expires: 1981-01-25
Abstract
No abstract record available.
Inventors
- 👤 Robert J Mcdonald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:16
CPC Classifications
A; A63; A63C; A63C11/00; A63C11/22; A63C11/24; Y; Y10; Y10T; Y10T403/00; Y10T403/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A SNOW PENETRATION-LIMITING DEVICE FOR SKI POLES COMPRISING A FLATTENED MEMBER OF RESILIENT MATERIAL HAVING A ENLARGED HUB FORMED WOTH A CENTRAL OPENING ADAPTED ED FOR MOUNTING IN GRIPPING ENGAGEMNENT ON A SKI POLE OF CONSIDERABLE LARGER DIAMETER THAN SAID OPENING IN SPACED RELATION TO THE LOWER END OF THE POLE, AND AN ANNULUS OF RELATIVELY RIGID MATERIAL SECURED TO SAID FLATTENED MEMBER IN CONCENTRIC RELATION TO SAID HUB, THE PORTION OF SAID RESILIENT MATERIAL BETWEEN SAID HUB AND SAID ANNULUS BEING UNDER TENSION WHEREBY SAID PORTION WILL REMAIN TAUT WHEN HUB IS EXPANDED RADIALLY BY MOUNTING ON A SKI POLE.
Claim 2
Dependent Claim
101 words
A SNOW PENETRATION-LIMITING DEVICE FOR SKI POLES COMPRISING A FLATTENED MEMBER OF RESILIENT MATERIAL HAVING A ENLARGED HUB FORMED WOTH A CENTRAL OPENING ADAPTED ED FOR MOUNTING IN GRIPPING ENGAGEMNENT ON A SKI POLE OF CONSIDERABLE LARGER DIAMETER THAN SAID OPENING IN SPACED RELATION TO THE LOWER END OF THE POLE, AND AN ANNULUS OF RELATIVELY RIGID MATERIAL SECURED TO SAID FLATTENED MEMBER IN CONCENTRIC RELATION TO SAID HUB, THE PORTION OF SAID RESILIENT MATERIAL BETWEEN SAID HUB AND SAID ANNULUS BEING UNDER TENSION WHEREBY SAID PORTION WILL REMAIN TAUT WHEN HUB IS EXPANDED RADIALLY BY MOUNTING ON A SKI POLE.
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |