US3326099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety barrier for roadways
Assignee: Autostrade Concessioni e Costruzioni Autostrade SpA
•
Filing: 1965-02-16
•
Granted: 1967-06-20
•
Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Cova Fedele
- 👤 Amicis Sergio De
- 👤 Pellegrini Giorgio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:27
CPC Classifications
E; E01; E01F; E01F15/00; E01F15/02; E01F15/08; E01F15/088; E01F15/081; E01F15/083
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A SAFETY BARRIER FOR ROADWAYS COMPRISING IN COMBINATION A PLURALITY OF HEAVY ELEMENTS SIMPLY RESTING ON THE GROUND ONE BESIDE THE OTHER, CONNECTING MEANS PASSING THROUGH AT LEAST ONE LONGITUDINAL BORE OF EACH OF SAID ELEMENTS, SAID ELEMENTS HAVING SIDE FACES MATCHING WITH ONE ANOTHER AND SHAPED TO ALLOW A SLIGHT MUTUAL ROTATION OF SAID ELEMENTS ABOUT VERTICAL AXES AND LOCKING MEANS FOR TENSIONING AND LOCKING THE ENDS OF SAID CONNECTING MEANS PROJECTING FROM THE BORES OF THE FIRST AND LAST HEAVY ELEMENT.
Claim 2
Dependent Claim
83 words
A SAFETY BARRIER FOR ROADWAYS COMPRISING IN COMBINATION A PLURALITY OF HEAVY ELEMENTS SIMPLY RESTING ON THE GROUND ONE BESIDE THE OTHER, CONNECTING MEANS PASSING THROUGH AT LEAST ONE LONGITUDINAL BORE OF EACH OF SAID ELEMENTS, SAID ELEMENTS HAVING SIDE FACES MATCHING WITH ONE ANOTHER AND SHAPED TO ALLOW A SLIGHT MUTUAL ROTATION OF SAID ELEMENTS ABOUT VERTICAL AXES AND LOCKING MEANS FOR TENSIONING AND LOCKING THE ENDS OF SAID CONNECTING MEANS PROJECTING FROM THE BORES OF THE FIRST AND LAST HEAVY ELEMENT.
References Cited (Backward Citations)
US1606588A
Cited
US2931279A
Cited
US2994255A
Cited
US3037433A
Cited
US3194537A
Cited
US3082994A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |