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Inventor

Wolfgang Heldt

Inventor
Emmendingen, DE

Overview

4→
Patents
1977–1981
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C07Dprimary
C07DHeterocyclic compounds67%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%
PatentTitleYear
4,294,838'Certain heterocyclic sulfoximide derivatives'19814,228,179'3-Oxo-2-azaspiro-2-(N-methyl)-acetamides'19804,087,544'Treatment of cranial dysfunctions using novel cyclic amino acids'19784,024,175'Cyclic amino acids'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1980Patents assigned to WARNER LAMBERT CO (3)· patent assignee history
1977–1978Based in Wasser, DT· patent location history
1980–1981Based in Emmendingen, DE· patent location history
1981Patents assigned to HELDT WOLFGANG (1)· patent assignee history
1981Patents assigned to HERRMANN MANFRED (1)· patent assignee history
1981Patents assigned to SATZINGER GERHARD (1)· patent assignee history
1981Patents assigned to STOSS PETER (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WARNER LAMBERT CO31977–1980
HELDT WOLFGANGself11981
HERRMANN MANFRED11981
SATZINGER GERHARD11981
STOSS PETER11981
Locations
LocationPatentsSpan
Emmendingen, DE21980–1981
Wasser, DT21977–1978