US3213824A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety sideline marker
Assignee: Individual
•
Filing: 1964-12-28
•
Granted: 1965-10-26
•
Expires: 1984-12-28
Abstract
No abstract record available.
Inventors
- 👤 Jenkins Gary Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:07
CPC Classifications
A; A63; A63C; A63C19/00; A63C19/06; A63C19/062
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
147 words
A SAFETY SIDELINE MARKER COMPRISING A TUBE; A CAP AT THE UPPER END OF THE TUBE; A MEMBER SLIDABLY MOUNTED WITHIN THE LOWER END OF THE TUBE AND HAVING ITS LOWER END CONICALLY POINTED; A FOOTBAR EXTENDING LATERALLY FROM SAID MEMBER AND SLIDABLY ENGAGING A LONGITUDINAL SLOT IN THE SIDE OF THE TUBE, SAID SLOT BEING OF SUCH LENGTH THAT WHEN THE FOOTBAR IS DEPRESSED TO ENGAGE THE LOWER END OF THE SLOT THE POINTED END OF THE MEMBER WILL BE EXTENDED BELOW THE LOWER END OF THE TUBE, AND WHEN THE FOOTBAR ENGAGES THE UPPER END OF THE SLOT THE POINTED END WILL BE RETRACTED WITHIN THE LOWER END OF THE TUBE; AND A STRETCHABLE ROPE WITHIN THE TUBE HAVING ITS END FIXED TO THE CAP AND TO THE MEMBER RESPECTIVELY AND NORMALLY MAINTAINING THE POINTED END OF SAID MEMBER IN RETRACTED POSITION WITHIN THE TUBE.
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |