US4126626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
1-nitroarylamino-5 or 8-phenoxy or phenylmercapto anthraquinone
Assignee: BASF Corp
•
Filing: 1977-06-20
•
Granted: 1978-11-21
•
Expires: 1997-06-20
Abstract
Abstract New arylaminoanthraquinones of the formula ##STR1## in which one X denotes an aryloxy or arylmercapto group, the other X denote hydrogen atoms, one Y denotes a nitro group and the other Y denotes a hydrogen atom and W denotes a hydrogen atom or a methyl, methoxy or trifluoromethyl group which are suitable for dyeing high-molecular organic compounds, especially for the bulk dyeing of linear polyesters.
Inventors
- 👤 Max Jost
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:55
CPC Classifications
C; C09; C09B; C09B1/00; C09B1/50; C09B1/54; C09B1/547; C08; C08K; C08K5/00; C08K5/16; C08K5/32; C08K5/36; C09B1/16; C09B1/20; C09B1/26; C09B1/32; C09B1/56; C09B1/58; C09B1/585
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
46 words
An arylaminoanthraquinone of the formula ##STR9## wherein one X is phenoxy or phenylmercapto which are unsubstituted or substituted by halo, alkyl of 1-4 carbon atoms or alkoxy of 1-4 carbon atoms, the other X is hydrogen, one Y is nitro and the other Y is hydrogen.
Claim 2
Dependent Claim
46 words
An arylaminoanthraquinone of the formula ##STR9## wherein one X is phenoxy or phenylmercapto which are unsubstituted or substituted by halo, alkyl of 1-4 carbon atoms or alkoxy of 1-4 carbon atoms, the other X is hydrogen, one Y is nitro and the other Y is hydrogen.
Claim 3
Dependent Claim
44 words
An arylaminoanthraquinone according to claim 1, of the formula ##STR10## wherein X is phenoxy or phenylmercapto which are unsubstituted or substituted by halo, alkyl of 1-4 carbon atoms or alkoxy of 1-4 carbon atoms, one Y is nitro and the other Y is hydrogen.
Claim 4
Dependent Claim
10 words
An arylaminoanthraquinone according to claim 2, of the formula ##STR11##
Claim 5
Dependent Claim
10 words
An arylaminoanthraquinone according to claim 1, of the formula ##STR12##
Claim 6
Dependent Claim
10 words
An arylaminoanthraquinone according to claim 1, of the formula ##STR13##
Claim 7
Dependent Claim
10 words
An arylaminoanthraquinone according to claim 1, of the formula ##STR14##
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) | 1981-11-20 | 1982-05-22 | 1982-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-11-20 | 1986-05-22 | 1986-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-11-20 | 1990-05-22 | 1990-11-21 | $7700.00 | Window Closed / Lapsed |