| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_b2bed4b4d247d7fe14cfd9610d22c463 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C1-685 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C1-685 |
| filingDate |
1970-03-05-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1976-04-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_efe14f80c3b3c2296ccc7f814bce2b15 |
| publicationDate |
1976-04-13-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3950356-A |
| titleOfInvention |
Synthesis of photochromic indolinespiropyrans |
| abstract |
Photochromic indolinespiropyrans are formed in a substantially pure state by the reaction of a 2-alkyleneindoline and an orthohydroxyl aromatic aldehyde dissolved in dimethylformamide. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4634767-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5699182-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4339385-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5288592-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DE-3629624-A1 |
| priorityDate |
1969-03-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |