Predicate |
Object |
assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_cc2c63d337ce0ad65be8134e62af949a |
classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B5-23 |
classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08L33-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C08G65-38 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D311-92 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B5-23 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D495-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D493-06 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D495-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07D311-94 |
classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-96 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-94 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-92 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08K5-15 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08K5-1545 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G65-02 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07B61-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D311-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D335-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02C7-10 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08L101-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D493-04 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B5-23 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C08G85-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B1-00 http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07D471-00 |
filingDate |
1999-09-09-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
grantDate |
2001-03-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a5161a17fcb7897ee1da836eed46f1bd http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_a92b7789a4086999f4cbe8fcab41878b |
publicationDate |
2001-03-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
publicationNumber |
US-6207084-B1 |
titleOfInvention |
Naphthopyrans annelated in C6-C7, their preparation and compositions and (CO)polymer matrices containing them |
abstract |
The present invention relates to novel naphthopyrans having a cyclic group annelated in position 6,7. These naphthopyrans have formula (I) given below:These compounds (I) have advantageous photochromic properties. The invention also covers a method of preparing these naphthopyrans, as well as their applications as photochromes and compositions and (co)polymers matrices comprising them. |
isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/DE-102009058906-A1 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6555028-B2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-2004047674-A2 http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-2578589-A1 |
priorityDate |
1998-09-11-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
type |
http://data.epo.org/linked-data/def/patent/Publication |