Roadway surface marking,and marked road
Abstract
Abstract A MARKED ROAD HAVING A ROADWAY SURFACE FOR VEHICLES AND ONE OR MORE STRIPS OF MARKING TAPE JOINED TO THE UPPER FACE OF SAID SURFACE. SAID MARKING TAPE CONSISTS, IN ITS PARTS ADJACENT TO ITS UPPER FACE, OF A COMPOSITION ENSURING OPTIMUM DAYLIGHT VISIBILITY AND TRAFFIC ENDURANCE, FORMING THE GREATLY PREVAILING PART OF THE MARKED SURFACE AREA. A PLURALITY OF SPACEDLY LOCATED ELEMENTS IS EVENLY ARRANGED ON AND PARTLY EMBEDDED IN A BASE STRIP OF SAID COMPOSITION, AND CONSISTING OF A COMPOSITION INCLUDING A SUBSTANTIAL AMOUNT AND PREFERABLY OVER 20 PERCENT AND AS HIGH OR EVEN HIGHER THAN 80 PERCENT BY WEIGHT OF TRANSPARENT GLASS MICROSPHEROIDS ENSURING HIGH LIGHT REFLECTION EFFICIENCY TO SAID ELEMENTS WHEN VIEWED AT MIGHT.
Inventors
- 👤 Ludwig Eigenmann
Bibliographic Details
Claims Analysis
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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) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |