| Predicate |
Object |
| assignee |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentassignee/MD5_fb78b459e21bb4fd52850a12cab27387 |
| classificationCPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C45-89
http://rdf.ncbi.nlm.nih.gov/pubchem/patentcpc/C07C45-88 |
| classificationIPCInventive |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C45-88
http://rdf.ncbi.nlm.nih.gov/pubchem/patentipc/C07C45-89 |
| filingDate |
1930-02-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| grantDate |
1932-09-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| inventor |
http://rdf.ncbi.nlm.nih.gov/pubchem/patentinventor/MD5_646aa8d890e3d8e90d7b6ca7f53b8a27 |
| publicationDate |
1932-09-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| publicationNumber |
US-1879497-A |
| titleOfInvention |
Preparation of ketene |
| isCitedBy |
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-5475144-A
http://rdf.ncbi.nlm.nih.gov/pubchem/patent/US-2816143-A |
| priorityDate |
1930-02-27-04:00^^<http://www.w3.org/2001/XMLSchema#date> |
| type |
http://data.epo.org/linked-data/def/patent/Publication |