Inventor

Dieter Hoppe

Inventor

Kiel, DE

Overview

3→

Patents

1985–1993

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 compounds30%

C07CAcyclic or carbocyclic compounds20%

Y02PClimate change mitigation technologies in the production or processing of goods20%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations10%

C07BGeneral methods of organic chemistry10%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium10%

PatentTitleYear

5,262,566'Process for the preparation of optically active a-hydroxycarboxylic acids'1993 5,223,633'Preparation of sec. or tert. alcohols'1993 4,496,723'Process for the preparation of 7-amino-1-dethia-1-oxa-3-hydroxymethyl-cephem-4-carboxylic acids'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1993Patents assigned to BAYER AG (3)· patent assignee history

1985Based in Goettingen, DE· patent location history

1993Based in Kiel, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BAYER AG	3	1985–1993

Locations

Location	Patents	Span
Kiel, DE	2	1993
Goettingen, DE	1	1985