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Patent US3234903A successfully refreshed from Google Patents.
US3234903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety marker for highways and the like
Assignee: Individual
•
Filing: 1964-10-12
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Granted: 1966-02-15
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Expires: 1984-10-12
Abstract
No abstract record available.
Inventors
- 👤 Sr Arthur G Vara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:42
CPC Classifications
E; E01; E01F; E01F9/00; E01F9/60; E01F9/623; E01F9/627; E01F9/688; E01F9/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
136 words
A MARKER FOR HIGHWAYS AND THE LIKE, COMPRISING A BODY HAVING AT LEAST ONE UPWARDLY OPENING SOCKET ADAPTED TO RECEIVE AND ANCHOR THE LOWER END OF THE STAFF OF A VISUAL WARNING MEANS, A PLURALITY OF GROUND ENGAGING FLEXIBLE HELICAL METAL SPRINGS EXTENDING FROM SAID BODY IN DIFFERENT DIRECTIONS, MEANS SECURING THE ADJACENT ENDS OF SAID FLEXIBLE HELICAL METAL SPRINGS IN FIXED RELATION TO SAID BODY TO SUPPORT SAID BODY ON THE GROUND WITH ITS SAID SOCKET OPENING UPWARDLY, AND A STAFF OF A WARNING MEANS HAVING ITS LOWER END CONTAINED AND ANCHORED IN EACH SOCKET TO PROJECT UPWARDLY FROM SAID BODY, SAID GROUND ENGAGING HELICAL METAL SPRINGS FLEXIBLE RELATIVE TO SAID BODY AND RELATIVE TO EACH OTHER TO AVOID DAMAGE TO THE MARKER WHEN RUN OVER AND TO FACILITATE PLACING THE MARKER ON THE HIGHWAY.
Claim 2
Dependent Claim
136 words
A MARKER FOR HIGHWAYS AND THE LIKE, COMPRISING A BODY HAVING AT LEAST ONE UPWARDLY OPENING SOCKET ADAPTED TO RECEIVE AND ANCHOR THE LOWER END OF THE STAFF OF A VISUAL WARNING MEANS, A PLURALITY OF GROUND ENGAGING FLEXIBLE HELICAL METAL SPRINGS EXTENDING FROM SAID BODY IN DIFFERENT DIRECTIONS, MEANS SECURING THE ADJACENT ENDS OF SAID FLEXIBLE HELICAL METAL SPRINGS IN FIXED RELATION TO SAID BODY TO SUPPORT SAID BODY ON THE GROUND WITH ITS SAID SOCKET OPENING UPWARDLY, AND A STAFF OF A WARNING MEANS HAVING ITS LOWER END CONTAINED AND ANCHORED IN EACH SOCKET TO PROJECT UPWARDLY FROM SAID BODY, SAID GROUND ENGAGING HELICAL METAL SPRINGS FLEXIBLE RELATIVE TO SAID BODY AND RELATIVE TO EACH OTHER TO AVOID DAMAGE TO THE MARKER WHEN RUN OVER AND TO FACILITATE PLACING THE MARKER ON THE HIGHWAY.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |