| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_5202091df9de019fc995f2d266f9ecc2 |
| classificationCPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K2203-0315
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K2201-0355
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K1-0393 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/G03C1-76
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C23C22-33
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/B32B15-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C23C22-83
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/H05K3-385
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C23C22-78 |
| classificationIPCAdditional |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K1-00 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C23C22-83
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/G03C1-76
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/B32B15-08
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/H05K3-38
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C23C22-78
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C23C22-33 |
| filingDate |
1973-03-15-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1976-03-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_b26e05708be3eff1251d5146c8e211b8 |
| publicationDate |
1976-03-02-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-3941628-A |
| titleOfInvention |
Method of producing tarnish resistant copper and copper alloys and products thereof |
| abstract |
The instant invention comprises providing copper or a copper alloy which has on its surface a uniform glassy like and substantially pore free coating of copper phosphate, rinsing the coated material for at least two seconds in water at a pH of from 4.9 to 6.3, at a temperature of 90°C to the boiling point and drying. |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5300158-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4521469-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4525422-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-4582556-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0185303-A3
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/EP-0185303-A2 |
| priorityDate |
1970-07-30-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |