| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5c24684033fba97d1ad845ce453a57e3 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C227-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C229-62 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C227-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C229-62 |
| filingDate |
1993-05-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1994-09-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8ebc176bf134dd302e54ed43be95e4b0
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_964e62a8667ceaebe89bbec30d4f2c96
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_0862cce713a1ab5016acd8096385b815 |
| publicationDate |
1994-09-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-5347038-A |
| titleOfInvention |
Process of the preparation of 2,5-di-phenylamino-terephthalic acid and its dialkyl esters in a high purity |
| abstract |
An ecologically and economically improved process for the preparation of 2,5-di-phenylamino-terephthalic acid and its di-alkyl esters of the formula (1) ##STR1## in which R is a hydrogen atom or a methyl group and R' is a hydrogen atom or a methyl or ethyl group. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5739169-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5783723-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2004026809-A1 |
| priorityDate |
1990-11-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |