Patent US3030870A successfully refreshed from Google Patents.
US3030870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marker
Assignee: Individual
•
Filing: 1957-04-09
•
Granted: 1962-04-24
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Expires: 1977-04-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Edwin R Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:54
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/06; E; E01; E01F; E01F9/00; E01F9/50; E01F9/506; E01F9/576
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A COMBINED HIGHWAY AND SURFACE MARKER COMPRISING A ROAD ADAPTED TO RECEIVE AUTOMOTIVE TRAFFIC THE UPPER SURFACE OF WHICH IS COATED WITH A REFLECTING PIGMENTED COMPOSITION HAVING A THICKNESS OF APPROXIMATELY 15 MILS, SAID COMPOSITION INCLUDING A BINDER, ABOUT 43 TO 50% BY VOLUME OF A NONCONDUCTIVE REFLECTING PIGMENT, APPROXIMATELY SIX POUNDS PER GALLON OF COMPOSITION OF SMALL GLASS SPHERES HAVING DIAMETERS IN THE ORDER OF 1 TO 25 MILS DISTRIBUTED THROUGHOUT THE THICKNESS OF THE MARKER, A PLURALITY OF FLUORESCENT ORGANIC DYE PARTICLES CAPABLE OF FLUORESCING IN THE PRESENCE OF LIGHT DISTRIBUTED THROUGH-
Claim 2
Dependent Claim
94 words
A COMBINED HIGHWAY AND SURFACE MARKER COMPRISING A ROAD ADAPTED TO RECEIVE AUTOMOTIVE TRAFFIC THE UPPER SURFACE OF WHICH IS COATED WITH A REFLECTING PIGMENTED COMPOSITION HAVING A THICKNESS OF APPROXIMATELY 15 MILS, SAID COMPOSITION INCLUDING A BINDER, ABOUT 43 TO 50% BY VOLUME OF A NONCONDUCTIVE REFLECTING PIGMENT, APPROXIMATELY SIX POUNDS PER GALLON OF COMPOSITION OF SMALL GLASS SPHERES HAVING DIAMETERS IN THE ORDER OF 1 TO 25 MILS DISTRIBUTED THROUGHOUT THE THICKNESS OF THE MARKER, A PLURALITY OF FLUORESCENT ORGANIC DYE PARTICLES CAPABLE OF FLUORESCING IN THE PRESENCE OF LIGHT DISTRIBUTED THROUGH-
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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) | 1965-04-23 | 1965-10-23 | 1966-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-23 | 1969-10-23 | 1970-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-23 | 1973-10-23 | 1974-04-24 | $7700.00 | Window Closed / Lapsed |