Patent US2719090A successfully refreshed from Google Patents.
US2719090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat fugitive yellow coating composition and process of making it and a film formed of it
Assignee: EIDP Inc
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Filing: 1951-12-14
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Granted: 1955-09-27
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Expires: 1971-12-14
Abstract
No abstract record available.
Inventors
- 👤 Morehead Beachley Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:02
CPC Classifications
C; C09; C09D; C09D7/00; C09D7/40; C09D7/41; C01; C01P; C01P2002/00; C01P2002/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A SUBSTANTIALLY WHITE ORGAINC COATING COMPOSITION WHICH CONTAINS A COMPONENT SUBJECT TO YELLOWISH HEAT DISCOLORATION, SAID COMPOSITION COMPRISING PIGMENT, ORGANIC FILM-FORMING MATERIAL, AND A COMPATIBLE HEATFUGITIVE YELLOW COLORING MATTER SELECTED FROM THE GROUP CONSISTING OF 4-AMINOAZOBENZENE COUPLED WITH PHENOL, 4-DIMETHYL AMINOZOBENZENE, META-BITRO PARA-TOLUIDENE COUPLED WITH ACETOACETANILIDE, 4-AMINOAZOBENZENE, AND ANILINE COUPLED WITH PHENOL, THE INCREASED YELLOWNESS WHICH DEVELOPS IN SAID COMPONENT SUBJECT TO YELLOWISH HEAT DISCOLORATION BEING OFFSET BY A SUBSTANTIALLY EQUAL LOSS OF YELLOWNESS IN SAID HEAT-FUGITIVE YELLOW COLORING MATTER WHEN SAID COMPOSITION IS HEATED.
Claim 2
Dependent Claim
85 words
A SUBSTANTIALLY WHITE ORGAINC COATING COMPOSITION WHICH CONTAINS A COMPONENT SUBJECT TO YELLOWISH HEAT DISCOLORATION, SAID COMPOSITION COMPRISING PIGMENT, ORGANIC FILM-FORMING MATERIAL, AND A COMPATIBLE HEATFUGITIVE YELLOW COLORING MATTER SELECTED FROM THE GROUP CONSISTING OF 4-AMINOAZOBENZENE COUPLED WITH PHENOL, 4-DIMETHYL AMINOZOBENZENE, META-BITRO PARA-TOLUIDENE COUPLED WITH ACETOACETANILIDE, 4-AMINOAZOBENZENE, AND ANILINE COUPLED WITH PHENOL, THE INCREASED YELLOWNESS WHICH DEVELOPS IN SAID COMPONENT SUBJECT TO YELLOWISH HEAT DISCOLORATION BEING OFFSET BY A SUBSTANTIALLY EQUAL LOSS OF YELLOWNESS IN SAID HEAT-FUGITIVE YELLOW COLORING MATTER WHEN SAID COMPOSITION IS HEATED.
References Cited (Backward Citations)
US1560346A
Cited
US1674128A
Cited
US2102789A
Cited
US2136782A
Cited
US2190825A
Cited
US2559787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |