Inventor

Achim Hupperts

Inventor

Dsseldorf, DE

Overview

2000–2003

Patent span

Chemistry

Primary field (CPC C)

Patents· 10 as inventor

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

C07Cprimary

C07CAcyclic or carbocyclic compounds54%

C07DHeterocyclic compounds38%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations8%

PatentTitleYear

6,559,317'Method for production of a triazolinethione derivative'2003 6,545,154'Method for the production of N-(5-amino-2-cyano-4-fluoro-phenyl)-sulphonamides and new intermediate products'2003 6,399,807'Method for production of 2,4,5-trifluoro-benzonitrile'2002 6,372,916'Method for producing triazolinethione derivatives'2002 6,344,587'Method for producing triazolinthion derivatives'2002 6,310,206'Method for the production of N-(5-amino-2-cyano-4-fluoro-phenyl)-sulphonamides and new intermediate products'2001 6,271,389'Method for producing triazolinethione derivatives'2001 6,262,276'Method for producing triazolinthion derivatives'2001 6,218,565'Method for producing N-(3-amino-4-fluoro-phenyl)-sulphonamides, N-(3-amino-4-fluoro-phenyl)-carboxylic acid amides and N-(3-amino-4-fluorophenyl) carbamates'2001 6,124,504'Process for preparing 4-hydroxyanilines'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2003Patents assigned to BAYER AG (10)· patent assignee history

2000–2001Based in Dusseldorf, DE· patent location history

2002–2003Based in Dsseldorf, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	10	2000–2003

Locations

Location	Patents	Span
Dsseldorf, DE	5	2002–2003
Dusseldorf, DE	5	2000–2001