Patent US3114597A successfully refreshed from Google Patents.
US3114597A
Expired / Lapsed
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Process for making traffic markers
Assignee: Weyerhaeuser Co
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Filing: 1962-02-02
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Granted: 1963-12-17
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Expires: 1982-02-02
Abstract
No abstract record available.
Inventors
- 👤 Gerald W Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:36
CPC Classifications
B; B29; B29C; B29C39/00; B29C70/00; B29C70/58
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
THE PROCESS OF PRODUCING REFLECTIVE ROAD MARKERS, COMPRISING: (1) LINING A MOLD OF THE DESIRED ROAD MARKER CONFIGURATION WITH POROUS CLOTH, (2) FILLING SAID MOLD WITH A HARDENABLE PLSTIC COMPOSITION CONTAINING GLASS BEADS, (3) PARTIALLY CURING SAID COMPOSITION, (4) REMOVING THE MARKER FROM SAID MOLD WHILE IT IS NOT YET FULLY HARDENED, (5) STRIPPING THE POROUS CLOTH FROM SAID MARKER TO EXPOSE A REFLECTING SURFACE, AND (6) FINALLY CURING SAID MARKER.
Claim 2
Dependent Claim
71 words
THE PROCESS OF PRODUCING REFLECTIVE ROAD MARKERS, COMPRISING: (1) LINING A MOLD OF THE DESIRED ROAD MARKER CONFIGURATION WITH POROUS CLOTH, (2) FILLING SAID MOLD WITH A HARDENABLE PLSTIC COMPOSITION CONTAINING GLASS BEADS, (3) PARTIALLY CURING SAID COMPOSITION, (4) REMOVING THE MARKER FROM SAID MOLD WHILE IT IS NOT YET FULLY HARDENED, (5) STRIPPING THE POROUS CLOTH FROM SAID MARKER TO EXPOSE A REFLECTING SURFACE, AND (6) FINALLY CURING SAID MARKER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |