| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_600db5b93a54999d3db277d10725d525 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D231-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D06L4-614 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D06L3-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D231-06 |
| filingDate |
1976-09-23-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1978-04-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_de0279c0867819c30b32b5d18fac8204
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_31233dd1e2899851b9219b8c5201bd90 |
| publicationDate |
1978-04-04-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-4082746-A |
| titleOfInvention |
1,3-diphenyl-4 or 5-sulphoalkyl pyrazolines |
| abstract |
Disclosed are anionic optical brightening agents, such agents being 1,3-diphenyl pyrazolines characterized by having, in the 4- or 5-position of the pyrazoline ring, a sulphoalkyl substituent, their production and use. |
| priorityDate |
1974-08-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |