| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_4a53405e8752a5bd56b5df9c36d1d9bb |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/Y10S428-916 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/D21H21-46
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B42D25-29 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/D21H21-46
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B44F1-12
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B42D15-00 |
| filingDate |
1989-12-06-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1992-10-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_09b501b1c325746d1d0449c302f67706
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_bf01f18526ffa73d2169f539cdc2531f |
| publicationDate |
1992-10-20-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-5156717-A |
| titleOfInvention |
Non-fluorescent forgery-proof safety paper and document obtained |
| abstract |
This invention relates to paper-making and in particular to non-fluorescent forgery-proof safety paper which is characterized in that it comprises, on its surface and/or in its mass, a salt of cobalt(II) or (III), at least partially soluble in aqueous phase. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-6159585-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2012103545-A1
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/WO-9841688-A1 |
| priorityDate |
1988-12-07-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |