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">1.Unsymmetrical 4-halogeno-4', 4"-diarylamino-triphenyl-methane dyestuffs and process for their manufacture 失效
Title translation: 不对称4-卤代-4',4“ - 二芳基氨基 - 三苯基甲烷染料及其制造方法公开(公告)号:US3184483A
公开(公告)日:1965-05-18
申请号:US19026162
申请日:1962-04-26
Applicant: HOECHST AG
Inventor: FERDINAND QUINT , GUSTAV SCHAFER
IPC: C09B11/20
CPC classification number: C09B11/20
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">2.Symmetrical 4-halogeno-4', 4"-diarylamino-triphenylmethane dyestuffs 失效
Title translation: 对称4-卤代-4',4“ - 二芳基氨基 - 三苯基甲烷染料公开(公告)号:US3211757A
公开(公告)日:1965-10-12
申请号:US19142262
申请日:1962-05-01
Applicant: HOECHST AG
Inventor: GUSTAV SCHAFER , FERDINAND QUINT
IPC: C09B11/20
CPC classification number: C09B11/20
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公开(公告)号:US2794023A
公开(公告)日:1957-05-28
申请号:US32766852
申请日:1952-12-23
Applicant: HOECHST AG
Inventor: HERBERT BESTIAN , GUSTAV SCHAFER , FERDINAND QUINT
IPC: C09B11/28
CPC classification number: C09B11/28
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4.3, 6 bis-para-substituted-phenyl-amino-9-(2'sulfo-phenyl) xanthene 失效
Title translation: 3,6-双 - 对 - 取代 - 苯基 - 氨基-9-(2'-磺基 - 苯基)呫吨公开(公告)号:US3022316A
公开(公告)日:1962-02-20
申请号:US32883252
申请日:1952-12-30
Applicant: HOECHST AG
Inventor: HERBERT BESTIAN , GUSTAV SCHAFER , FERDINAND QUINT
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