Inventor

Ulrich Widmer

Inventor

Rheinfelden, CH

Overview

19→

Patents

1988–2003

Patent span

Chemistry

Primary field (CPC C)

Patents· 19 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds51%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations32%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%

PatentTitleYear

6,605,723'Process for the preparation of ethanesul fonyl-piperidine derivatives'2003 5,665,718'Imidazodiazepines'1997 5,646,173'Tricyclic pyrrole derivatives useful as 5-HT selective agents'1997 5,362,738'Tricyclic pyridone derivatives'1994 5,326,769'(S)-1-[(10-chloro-6,7-dih ydro-4-oxo-3-phenyl-4H-benzo[a]quino-lizin-1-yl)carbonyl]-3-ethoxypyrroli dine'1994 5,321,021'Tricyclic pyridine derivatives'1994 5,281,711'(S)-1-[10-chloro-6,7-dihydro-4-oxo-3-phenyl-4H-benzo[a]quino-lizin-1-yl) carbonyl]-3-ethoxypyrrolidine'1994 5,258,387'Tricyclic pyridone derivatives'1993 5,246,960'Oxetanones'1993 5,175,186'Oxetanones'1992 5,143,912'Tricyclic pyridone derivatives'1992 5,114,934'Tricyclic pyridone derivatives'1992 5,082,842'Tricyclic pyridone derivatives'1992 5,036,066'Tricyclic pyridine derivatives'1991 4,983,746'Oxetanones and process for their production'1991 4,931,463'Oxetanones'1990 4,889,848'Tricyclic pyridine derivatives'1989 4,889,854'Tricyclic pyridone derivatives'1989 4,735,940'Tricyclic pyridine derivatives and pharmaceutical compositions'1988

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1988–2003Patents assigned to HOFFMANN LA ROCHE (19)· patent assignee history

1988–2003Based in Rheinfelden, CH· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HOFFMANN LA ROCHE	19	1988–2003

Locations

Location	Patents	Span
Rheinfelden, CH	19	1988–2003