Esters of thienyl carboxylic acids and amino alcohols and their quaternization products

USRE39820E1 · kind E1 · reissue

Assignee

• BOEHRINGER INGELHEIM PHARMA GMBH & CO. KG · DE

Inventors

• Rolf Banholzer · Stuttgart, DE
• Rudolf Bauer · Hallerndorf, DE
• Richard Reichl · Ingelheim am Rhein, DE

Key dates

• Filing date: Oct 18, 2005
• Grant date: Sep 4, 2007
• Expiry date: Oct 18, 2025

Classification

• Technology area (CPC —): General

Abstract

Compounds of the formula of which, in exemplary compounds, the thienyl group is attached via the 2-position and;