US3077669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surveyor's pin and pin pickup
Assignee: Individual
•
Filing: 1961-07-31
•
Granted: 1963-02-19
•
Expires: 1981-07-31
Abstract
No abstract record available.
Inventors
- 👤 Edward E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:48
CPC Classifications
G; G01; G01C; G01C15/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
133 words
A SURVEYOR''S PIN COMPRISING A STRAIGHT POINTED PIN MEMBER, BIFURCATIONS EXTENDING UPWARDLY FROM THE UPPER END OF SAID PIN, A ROTATABLE SLEEVE BETWEEN THE ENDS OF SAID BIFURCATIONS, A SUBSTANTIALLY TRIANGULAR BRACE FOR SAID PIN COMPRISING A BASE AND CONVERGING SIDE PIECES, EYES AT THE ENDS OF SAID SIDE PIECES, A PIN EXTENDING THROUGH SAID EYES AND SAID SLEEVE MOUNTING SAID BRACE FOR PIVOTAL MOVEMENT RELATIVE TO SAID BIFURCATIONS, AND A PICKUP FOR SAID PIN COMPRISING A NORMALLY HORIZONTAL DRAG MEMBER, AN ARM EXTENDING VERTICALLY UPWARDLY FROM SAID DRAG MEMBER, A LINE SECURED TO SAID ARM EXTENDING OVER SAID SLEEVE, A SECOND ARM EXTENDING VERTICALLY DOWNWARDLY FROM SAID DRAG MEMBER AND ADAPTED FOR ATTACHMENT TO A SURVEYOR''S CHAIN, SAID LAST-MENTIONED ARM HAVING MEANS THEREON TO ENGAGE SAID BIFURCATIONS TO SERVE AS A STOP.
References Cited (Backward Citations)
US480154A
Cited
US1165459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-18 | 1966-08-20 | 1967-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-18 | 1970-08-20 | 1971-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-18 | 1974-08-20 | 1975-02-19 | $7700.00 | Window Closed / Lapsed |