Inventor

Karl-Heinz Bremer

Inventor
Bad Soden, DE

Overview

5→
Patents
1989–1998
Patent span
Human necessities
Primary field (CPC A)

Patents· 5 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes63%
C07DHeterocyclic compounds13%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium13%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1993Patents assigned to HOECHST AG (4)· patent assignee history
1989–1998Based in Bad Soden, DE· patent location history
1998Patents assigned to CIS BIO INT (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOECHST AG41989–1993
CIS BIO INT11998
Locations
LocationPatentsSpan
Bad Soden, DE51989–1998