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Inventor

Norbert Klesel

Inventor
Griesheim, DE

Overview

2→
Patents
1994
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 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 preparations40%
A61KPreparations for medical, dental or toiletry purposes20%
C07DHeterocyclic compounds20%
Y02ATechnologies for adaptation to climate change20%
PatentTitleYear
5,350,753'Pharmaceutical combination preparations containing cephalosporin and xanthine derivatives and their use'19945,306,717'Cephalosporin derivatives'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to HOECHST AG (2)· patent assignee history
1994Based in Griesheim, DE· patent location history
1994Based in Hofheim, DE· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HOECHST AG21994
Locations
LocationPatentsSpan
Griesheim, DE11994
Hofheim, DE11994