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Inventor

Henning-Peter Gehrken

Inventor
Lambsheim, DE

Overview

3→
Patents
1985–2004
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 as inventor

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

C07Dprimary
C07DHeterocyclic compounds50%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry25%
C07CAcyclic or carbocyclic compounds25%
PatentTitleYear
6,716,789'Method for producing oxidic catalysts containing copper with oxidation number>0'20044,645,845'Novel optically active chroman derivatives, their preparation and novel intermediates'19874,550,182'Preparation of .alpha.-tocopherol'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–2004Patents assigned to BASF AG (3)· patent assignee history
1985–1987Based in Lambsheim, DE· patent location history
2004Based in Mnster, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BASF AG31985–2004
Locations
LocationPatentsSpan
Lambsheim, DE21985–1987
Mnster, DE12004