US2643982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light absorbent coating and coated article
Assignee: Individual
•
Filing: 1949-05-06
•
Granted: 1953-06-30
•
Expires: 1969-05-06
Abstract
No abstract record available.
Inventors
- 👤 Elwyn G B Riley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:08
CPC Classifications
D; D21; D21H; D21H21/00; D21H21/14; D21H21/28; C; C09; C09D; C09D157/00; C09D5/00; C09D5/32; D06; D06P; D06P1/00; D06P1/44; D21H19/00; D21H19/36; D21H19/44; D21H19/56; D21H19/58; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/261; Y10T428/31504; Y10T428/31551; Y10T428/31645; Y10T428/31649; Y10T428/31855; Y10T428/31935; Y10T442/00; Y10T442/20; Y10T442/259; Y10T442/2607
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
145 words
A LIGHT ASORBENT LIQUID COATING COMPOSITION COMPRISING A DISPERSION OF BLACK AND FERRITE YELLOW INORGANIC PIGMENTS AND A COPPER PHTHALOCYANINE GREEN PIGMENT IN A PLASTIC VEHICLE COMPRISING AN AIR-DRYING VINYL RESIN DISSOLVED IN A KETON, THE BLACK PIGMENT CONSTITUTING FROM ABOUT 5 PERCENT TO ABOUT 15 PERCENT OF THE TOTAL PIGMENT, THE REMAINDER COMPRISING ESSENTIALLY THE COPPER PHTHALOCYANINE AND YELLOW PIGMENTS, AND THE RATIO OF COPPER PHTHALOCYANINE PIGMENT TO YELLOW PIGMENT VARYING FROM ABOUT 2 TO 1 TO ABOUT 2 TO 3, THE PIGMENTS BEING SO PROPORTIONED IN SAID COMPOSITION THAT A FILM FORMED THEREFROM HAS THE PROPERTIES OF ABSORBING SUBSTANTIALLY ALL WAVE LENGTHS OF ULTRA VIOLET, VIOLET AND BLUE LIGHT BELOW APPROXIMATELY 4500 ANGSTROM UNITS AND SUBSTANTIAL AMOUNTS OF WAVE LENGTHS OF LIGHT FROM 6300 TO APPROXIMATELY 7500 ANGSTROM UNITS AND OF TRANSMITTING SUBSTANTIAL AMOUNTS OF WAVE LENGTHS OF LIGHT IN ALL OTHER REGIONS.
Claim 2
Dependent Claim
145 words
A LIGHT ASORBENT LIQUID COATING COMPOSITION COMPRISING A DISPERSION OF BLACK AND FERRITE YELLOW INORGANIC PIGMENTS AND A COPPER PHTHALOCYANINE GREEN PIGMENT IN A PLASTIC VEHICLE COMPRISING AN AIR-DRYING VINYL RESIN DISSOLVED IN A KETON, THE BLACK PIGMENT CONSTITUTING FROM ABOUT 5 PERCENT TO ABOUT 15 PERCENT OF THE TOTAL PIGMENT, THE REMAINDER COMPRISING ESSENTIALLY THE COPPER PHTHALOCYANINE AND YELLOW PIGMENTS, AND THE RATIO OF COPPER PHTHALOCYANINE PIGMENT TO YELLOW PIGMENT VARYING FROM ABOUT 2 TO 1 TO ABOUT 2 TO 3, THE PIGMENTS BEING SO PROPORTIONED IN SAID COMPOSITION THAT A FILM FORMED THEREFROM HAS THE PROPERTIES OF ABSORBING SUBSTANTIALLY ALL WAVE LENGTHS OF ULTRA VIOLET, VIOLET AND BLUE LIGHT BELOW APPROXIMATELY 4500 ANGSTROM UNITS AND SUBSTANTIAL AMOUNTS OF WAVE LENGTHS OF LIGHT FROM 6300 TO APPROXIMATELY 7500 ANGSTROM UNITS AND OF TRANSMITTING SUBSTANTIAL AMOUNTS OF WAVE LENGTHS OF LIGHT IN ALL OTHER REGIONS.
References Cited (Backward Citations)
US2302305A
Cited
US2439395A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-06-29 | 1956-12-29 | 1957-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-29 | 1960-12-29 | 1961-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-29 | 1964-12-29 | 1965-06-30 | $7700.00 | Window Closed / Lapsed |