Patent US3127142A successfully refreshed from Google Patents.
US3127142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable stanchion
Assignee: —
•
Filing: —
•
Granted: 1964-03-31
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Expires: 1981-03-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:08
CPC Classifications
B; B61; B61D; B61D45/00; B61D45/001; B61D45/004; B61D45/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
79 words
IN A RETRACTABLE STANCHION, A PAIR OF VERTICAL LEGS, A CROSS BEAM CONNECTING THE UPPER ENDS OF SAID LEGS, A SHOE BEAM, SIDE SHOES FIXED ON SAID SHOE BEAM AND PIVOTALLY CONNECTED TO THE LOWER ENDS OF THEIR RESPECTIVE VERTICAL LEGS, SIDE RAILS SLIDABLY ENGAGING SAID SHOES, A DIAGONAL LEG HAVING AN UPPER END PIVOTALLY CONNECTED TO SAID CROSS BEAM, A CENTER SHOE PIVOTALLY CONNECTED TO THE LOWER END OF SAID DIAGONAL LEG, A CENTER RAIL SLIDABLY ENGAGING SAID
Claim 2
Dependent Claim
79 words
IN A RETRACTABLE STANCHION, A PAIR OF VERTICAL LEGS, A CROSS BEAM CONNECTING THE UPPER ENDS OF SAID LEGS, A SHOE BEAM, SIDE SHOES FIXED ON SAID SHOE BEAM AND PIVOTALLY CONNECTED TO THE LOWER ENDS OF THEIR RESPECTIVE VERTICAL LEGS, SIDE RAILS SLIDABLY ENGAGING SAID SHOES, A DIAGONAL LEG HAVING AN UPPER END PIVOTALLY CONNECTED TO SAID CROSS BEAM, A CENTER SHOE PIVOTALLY CONNECTED TO THE LOWER END OF SAID DIAGONAL LEG, A CENTER RAIL SLIDABLY ENGAGING SAID
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) | 1967-03-31 | 1967-09-30 | 1968-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-31 | 1971-09-30 | 1972-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-31 | 1975-09-30 | 1976-03-31 | $7700.00 | Window Closed / Lapsed |