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Inventor

Karl-Christian Engel

Inventor
Frankfurt am Main, DE

Overview

3→
Patents
2010–2019
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.

A61Pprimary
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations25%
C07DHeterocyclic compounds25%
A41DOuterwear13%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients13%
C08LCompositions of macromolecular compounds13%
C09DCoating compositions, e.g. paints, varnishes or lacquers13%
PatentTitleYear
10,334,897Quick-drying, tacky polymer film compositions and methods of use20198,207,146'Phenothiazine derivative having a double bond, method for the production thereof, and use thereof as a pharmaceutical'20127,732,440'Phenothiazin derivatives, method for the production thereof and use thereof as pharmaceuticals'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2012Patents assigned to SANOFI AVENTIS (2)· patent assignee history
2010–2012Based in Frankfurt am Main, DE· patent location history
2012Patents assigned to DEFOSSA ELISABETH (1)· patent assignee history
2012Patents assigned to DIETRICH AXEL (1)· patent assignee history
2012Patents assigned to ENGEL KARL-CHRISTIAN (1)· patent assignee history
2012Patents assigned to KEIL STEFANIE (1)· patent assignee history
2019Based in Leonardtown, MD, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANOFI AVENTIS22010–2012
DEFOSSA ELISABETH12012
DIETRICH AXEL12012
ENGEL KARL-CHRISTIANself12012
KEIL STEFANIE12012
Locations
LocationPatentsSpan
Frankfurt am Main, DE22010–2012
Leonardtown, Maryland, US12019