Inventor

Norbert Dereu

Inventor
Viry Chatillon, FR

Overview

12→
Patents
1986–2001
Patent span
Chemistry
Primary field (CPC C)

Patents· 12 as inventor

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

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations32%
C07DHeterocyclic compounds32%
C07CAcyclic or carbocyclic compounds20%
A61KPreparations for medical, dental or toiletry purposes12%
C07JSteroids4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1992Patents assigned to NATTERMANN A & CIE (5)· patent assignee history
1986–1989Based in Frechen, DE· patent location history
1992Based in Hurth, DE· patent location history
1994–2001Patents assigned to RHONE POULENC RORER SA (6)· patent assignee history
1994–2001Based in Viry Chatillon, FR· patent location history
2001Patents assigned to AVENTIS PHARMA SA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RHONE POULENC RORER SA61994–2001
NATTERMANN A & CIE51986–1992
AVENTIS PHARMA SA12001
Locations
LocationPatentsSpan
Viry Chatillon, FR71994–2001
Frechen, DE41986–1989
Hurth, DE11992