US3350111A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ski pole
Assignee: Individual
•
Filing: 1965-08-12
•
Granted: 1967-10-31
•
Expires: 1985-08-12
Abstract
No abstract record available.
Inventors
- 👤 William J Sahlein
- 👤 Sahlein Stephen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:31
CPC Classifications
A; A63; A63C; A63C11/00; A63C11/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
163 words
A SKI POLE COMPRISING: (A) A SHAFT; (B) AN ELONGATED SCRAPING MEMBER HAVING AT LEAST ONE SCRAPPING SURFACE AND INCLUDING A RESILIENT EXTENSION IN THE FORM OF A CHANNEL; (C) MEANS FOR PIVOTALLY ATTACHING THE EXTENSION OF THE SCRAPPING MEMBER TO THE SHAFT; (D) THE CHANNEL OF THE SCRAPPING MEMBER IS PROVIDED WITH A PAIR OF INWARDLY FACING OPPOSITELY DISPOSED LIPS, I.E., THE SCRAPING MEMBER EXTENSION IS SO MOUNTED WITH RESPECT TO THE SHAFT THAT AS THE SCRAPING MEMBER PIVOTALLY MOVES TOWARD THE SCRAPPING POSITION THE LIP OF THE CHANNEL FRICTIONALLY ENGAGE THE SHAFT AND ARE FORCED APART BY ITS THEREBY INCREASING THE FRICTION BETWEEN THE SHAFT AND EXTENSION OF SAID SHAFT AND THE LIPS THEREBY COOPERATING TO RESIST PIVOTAL MOVEMENT WHEN THE SCRAPING MEMBER IS AT OR NEAR THE SCRAPING POSITION; AND (E) MEANS FOR LIMITING THE PIOTAL MOVEMENT OF THE SCRAPING MEMBER AT A SCRAPING POSITION WHERE THE SCRAPING MEMBER IS DISPOSED AT A PRESELECTED AND SUBSTANTIAL ANGEL TO THE SHAFT.
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) | 1970-10-30 | 1971-05-01 | 1971-10-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-10-30 | 1975-05-01 | 1975-10-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-10-30 | 1979-05-01 | 1979-10-31 | $7700.00 | Window Closed / Lapsed |