Invention Grant
US3218334A N-(carboxyaryl)-phthalimide and pyromellitimide derivatives
失效
N-（羧基芳基） - 邻苯二甲酰亚胺和均苯四甲酰亚胺衍生物
- Patent Title: N-(carboxyaryl)-phthalimide and pyromellitimide derivatives
- Patent Title (中): N-（羧基芳基） - 邻苯二甲酰亚胺和均苯四甲酰亚胺衍生物
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Application No.: US19874262Application Date: 1962-05-31
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Publication No.: US3218334APublication Date: 1965-11-16
- Inventor: SMITH ROBERT K , POPOFF CHARLOTTE S
- Applicant: HOUGHTON & CO E F
- Assignee: Houghton & Co E F
- Current Assignee: Houghton & Co E F
- Priority: US19874262 1962-05-31; US85124659 1959-11-06
- Main IPC: C07D209/48
- IPC: C07D209/48 ; C07D487/04 ; C10M115/08
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