About: drug patent

Premodifier: drug
Head noun: patent

Same concepts
http://dbpedia.org/resource/Chemical_patent

Broader concepts

label	provenance	confidence
issue	isap:118114366	0.745169
intellectual property	isap:103672641	0.706003
patent	isap:396814857	0.368716

Narrower concepts

label	provenance	confidence