Method for producing tetrafluoroterephthalic acid difluoride Grant US-8017798-B2 United States of America 13 Sep 2011
METHOD FOR PRODUCING TETRAFLUOROTEREPHTHALIC ACID DIFLUORIDE Application WO-2007066532-A1 World Intellectual Property Organisation (WIPO) 14 Jun 2007
Process for producing 3,5-difluoroaniline and derivative thereof Grant US-5510533-A United States of America 23 Apr 1996
Process for producing 3,5-difluoroaniline and derivative thereof Application EP-0460639-A1 European Patent Office 11 Dec 1991