| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_339f4bde8fd9241d6cb727aff495964a |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B5-23
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C09K9-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G02B1-041 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B1-04
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C09K9-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02C7-02
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G02B5-23 |
| filingDate |
1999-11-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
2006-05-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_da255171f3dccef3390330be742c605d
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_37c22cbb7fb3a430c8c90ab5d8526fec
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_9594f21840c791135cd60485703187bd |
| publicationDate |
2006-05-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
CA-2318239-C |
| titleOfInvention |
Neutral-color gray photochromic plastic article |
| abstract |
The present invention concerns a neutral-color gray photochromic plastic article which remains almost completely color-neutral or gray both during darkening as well as during fade. The plastic article according to the invention may be employed as a neutral-color gray photochromic ophthalmic lens. |
| priorityDate |
1998-11-16-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |