Patent US3940227A successfully refreshed from Google Patents.
Patent US3087829A successfully refreshed from Google Patents.
US3087829A
Expired / Lapsed
US
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Micaceous pigment composition
Assignee: EIDP Inc
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Filing: 1961-06-28
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Granted: 1963-04-30
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Expires: 1981-06-28
Abstract
No abstract record available.
Inventors
- 👤 Howard R Linton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:24
CPC Classifications
C; C09; C09C; C09C1/00; C09C1/0015; C09C1/0021; B; B82; B82Y; B82Y30/00; C08; C08K; C08K9/00; C08K9/02; C09C1/62; C01; C01P; C01P2002/00; C01P2002/70; C01P2004/00; C01P2004/20; C01P2004/60; C01P2004/61; C01P2004/62; C01P2004/64; C01P2004/80; C01P2006/00; C01P2006/12; C01P2006/60; C09C2200/00; C09C2200/10; C09C2200/102; C09C2200/30; C09C2200/301; C09C2220/00; C09C2220/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A PIGMENT COMPOSITION CONSISTING ESSENTIALLY OF TRANSLUCENT MICACEOUS FLAKES HAVING ON THE SURFACE THEREOF A TRANSLUCENT LAYER OF A COLORED METAL OXIDE FROM THE GROUP OF IRON (III) OXIDE, CHROMIUM (III) OXIDE, VANADIUM (V) OXIDE, HYDROUS IRON (III) OXIDE AND HYDROUS CHROMIUM (III) OXIDE, SAID METAL OXIDE LAYER CONSTITUTING 10-40% BY WEIGHT OF THE PIGMENT.
Claim 2
Dependent Claim
55 words
A PIGMENT COMPOSITION CONSISTING ESSENTIALLY OF TRANSLUCENT MICACEOUS FLAKES HAVING ON THE SURFACE THEREOF A TRANSLUCENT LAYER OF A COLORED METAL OXIDE FROM THE GROUP OF IRON (III) OXIDE, CHROMIUM (III) OXIDE, VANADIUM (V) OXIDE, HYDROUS IRON (III) OXIDE AND HYDROUS CHROMIUM (III) OXIDE, SAID METAL OXIDE LAYER CONSTITUTING 10-40% BY WEIGHT OF THE PIGMENT.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |