Assignee
HELOPHARM PETRIK CO KG
DE·2 granted patents·7 citations·filing 1982–1988
Top patents by PatentIndex Score
2 records- 0149US4460605A2-[2'-Hydroxy-3'-(1,1-dimethylpropylamino)-propoxy]-β-phenylpropiophenone, its physiologically acceptable acid addition salts, and pharmaceutical compositionsHELOPHARM PETRIK CO KG·Filed 1982·Granted Jul 17, 1984·7 cites·4 claims
- 0216US5120874AProcess for the preparation of 5-hydroxydiprafenone and its acid addition saltsHELOPHARM PETRIK CO KG·Filed 1988·Granted Jun 9, 1992·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when HELOPHARM PETRIK CO KG files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →