US3086430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Traffic control equipment
Assignee: Individual
•
Filing: 1959-01-28
•
Granted: 1963-04-23
•
Expires: 1979-01-28
Abstract
No abstract record available.
Inventors
- 👤 David T Emmel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:52
CPC Classifications
E; E01; E01F; E01F13/00; E01F13/04; E01F13/044; E01F13/046; E01F9/00; E01F9/50; E01F9/576; E01F9/594; E01F9/60; E01F9/623; E01F9/646
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
A TRAFFIC CONTROL DEVICE COMPRISING: A HOUSING TO BE RECESSED INTO THE AREA TO BE CONTROLLED WITH THE TOP OF THE HOUSING SUBSTANTIALLY FLUSH WITH THE AREA SURFACE, THE HOUSING HAVING A CIRCULAR APERTURE FORMED IN SAID TOP; A SUPPORT MEMBER MOUNTED IN SAID HOUSING AND FORMED WITH A TOP SURFACE EXTENDING INTO SAID APERTURE, SAID APERTURE AND THE TOP OF THE SUPPORT FORMING A CIRCULAR SLOT, THE SUPPORT BEING FORMED WITH A PAIR OF OPPOSITELY DISPOSED SLOTS EXTENDING IN A DIRECTION FROM THE TOP TO THE BOTTOM OF SAID HOUSING; A TUBULAR-SHAPED, FLEXIBLE MARKER SUR-
Claim 2
Dependent Claim
96 words
A TRAFFIC CONTROL DEVICE COMPRISING: A HOUSING TO BE RECESSED INTO THE AREA TO BE CONTROLLED WITH THE TOP OF THE HOUSING SUBSTANTIALLY FLUSH WITH THE AREA SURFACE, THE HOUSING HAVING A CIRCULAR APERTURE FORMED IN SAID TOP; A SUPPORT MEMBER MOUNTED IN SAID HOUSING AND FORMED WITH A TOP SURFACE EXTENDING INTO SAID APERTURE, SAID APERTURE AND THE TOP OF THE SUPPORT FORMING A CIRCULAR SLOT, THE SUPPORT BEING FORMED WITH A PAIR OF OPPOSITELY DISPOSED SLOTS EXTENDING IN A DIRECTION FROM THE TOP TO THE BOTTOM OF SAID HOUSING; A TUBULAR-SHAPED, FLEXIBLE MARKER SUR-
References Cited (Backward Citations)
US1649877A
Cited
US1896920A
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US2093642A
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US2224554A
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US2260051A
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US2287685A
Cited
US2649341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |