Assignee
ESPANOLA PROD QUIMICOS
ES·7 granted patents·87 citations·filing 1990–1997
Top patents by PatentIndex Score
7 records- 0168US5011928AAnalgesic and antiinflammatory derivatives of 1-acyl-4-arylalkylpiperazinesESPANOLA PROD QUIMICOS·Filed 1990·Granted Apr 30, 1991·34 cites·5 claims
- 0258US5256665AProcess for preparing new 2-piperazinylbenzimidazoleESPANOLA PROD QUIMICOS·Filed 1992·Granted Oct 26, 1993·11 cites·4 claims
- 0355US5322850AAntiallergic piperidine derivatives of benzimidazoleESPANOLA PROD QUIMICOS·Filed 1993·Granted Jun 21, 1994·17 cites·12 claims
- 0451US5877187ABenzimidazole derivatives with antihistaminic activityESPANOLA PROD QUIMICOS·Filed 1997·Granted Mar 2, 1999·18 cites·22 claims
- 0531US5296469ANew sulfated diosmin derivativeESPANOLA PROD QUIMICOS·Filed 1993·Granted Mar 22, 1994·5 cites·7 claims
- 0626US5051510APiperidine derivatives as antihistaminicsESPANOLA PROD QUIMICOS·Filed 1990·Granted Sep 24, 1991·1 cites·8 claims
- 0725US5672604A1-phenylmethyl benzimidazole piperazine derivativeESPANOLA PROD QUIMICOS·Filed 1996·Granted Sep 30, 1997·1 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when ESPANOLA PROD QUIMICOS 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 →