| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5d9f3ca41550d315642580237250c5b0 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-3335
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-3825
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C2200-06
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-38
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-3835
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-3046
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-333
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-39208
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C5-267 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C7-3008 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C7-00
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C7-333
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C7-392
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C7-384
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C7-38
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C7-30 |
| filingDate |
1995-10-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1997-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_1e1fe83c02d0ced1633ccdb2ab3071a6
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_8beb11a3226f527f060823aea554d1fa |
| publicationDate |
1997-01-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-5591569-A |
| titleOfInvention |
Photographic element containing an azopyrazolone masking coupler exhibiting improved keeping |
| abstract |
This invention provides a photographic process and element where the element comprises a support bearing a light-sensitive photographic silver halide layer containing (1) a bicyclic azole coupler, (2) an azopyrazolone masking coupler, and (3) an aromatic electron-rich compound having ring substituents for which the sum of the individual Hammett sigma-para values is more negative than -0.80. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6309813-B1 |
| priorityDate |
1993-09-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |