US3218186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Moistureproofing reflective markers
Assignee: Prismo Safety Corp
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Filing: 1962-08-16
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Granted: 1965-11-16
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Expires: 1982-08-16
Abstract
No abstract record available.
Inventors
- 👤 Vries Eduard R De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:15
CPC Classifications
G; G09; G09F; G09F13/00; G09F13/16; C; C03; C03C; C03C17/00; C03C17/28; C03C17/30; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24355; Y10T428/24372; Y10T428/24421
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
106 words
A METHOD OF MOISTUREPROOFING MARKERS WHICH ARE REFLECTORIZED BY EXPOSED GLASS BEADS PARTIALLY EMBEDDED IN A LAYER OF BINDERS TO FORM THE OUTER SURFACE OF THE MARKER WHICH COMPRISES APPLYING A COATING OF A WATER EMULSION OF A SILICONE RESIN ONTO THE SURFACE OF THE MARKER, THE SILICONE RESIN BEING THE INNER PHASE OF THE EMULSION, THE GLASS BEADS HAVING HYDROPHILIC EXPOSED SURFACES WHEREBY THE EXPOSED HYDROPHILIC GLASS BEAD SURFACES WETTED BY THE WATER PHASE SHED THE SILICONE RESIN SO THAT UPON DRYING A SILICONE RESIN FILM FORMS IN THE SPACE BETWEEN THE GLASS BEADS BUT NOT ON THE OUTER EXPOSED SURFACES OF THE GLASS BEADS.
Claim 2
Independent Claim
106 words
A METHOD OF MOISTUREPROOFING MARKERS WHICH ARE REFLECTORIZED BY EXPOSED GLASS BEADS PARTIALLY EMBEDDED IN A LAYER OF BINDERS TO FORM THE OUTER SURFACE OF THE MARKER WHICH COMPRISES APPLYING A COATING OF A WATER EMULSION OF A SILICONE RESIN ONTO THE SURFACE OF THE MARKER, THE SILICONE RESIN BEING THE INNER PHASE OF THE EMULSION, THE GLASS BEADS HAVING HYDROPHILIC EXPOSED SURFACES WHEREBY THE EXPOSED HYDROPHILIC GLASS BEAD SURFACES WETTED BY THE WATER PHASE SHED THE SILICONE RESIN SO THAT UPON DRYING A SILICONE RESIN FILM FORMS IN THE SPACE BETWEEN THE GLASS BEADS BUT NOT ON THE OUTER EXPOSED SURFACES OF THE GLASS BEADS.
References Cited (Backward Citations)
US1902440A
Cited
US2379702A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-15 | 1969-05-17 | 1969-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-15 | 1973-05-17 | 1973-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-15 | 1977-05-17 | 1977-11-16 | $7700.00 | Window Closed / Lapsed |