LexDanaLexDanabeta
Inventor

Matthias Wohak

Inventor
Dormagen, DE

Overview

9→
Patents
2015–2020
Patent span
Chemistry
Primary field (CPC C)

Patents· 9 as inventor

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

C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds82%
B01DSeparation9%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%
PatentTitleYear
10,836,858Method for producing polyether carbonate polyols202010,421,836Process for purifying polycarbonate polyols and purifying apparatus therefor201910,208,162Method for the production of polyether carbonate polyols and device therefor201910,138,328Method for producing polyether carbonate polyols201810,125,217Method for producing polyether carbonate polyols20189,676,905'Polyether carbonate polyol production method'20179,273,183'Polyether carbonate polyol production method'20169,249,259'Method for activating double metal cyanide catalysts for producing polyether polyols'20169,120,894'Method for producing polyether polyols'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2016Patents assigned to BAYER IP GMBH (2)· patent assignee history
2015–2016Patents assigned to COSEMANS MAURICE (2)· patent assignee history
2015–2016Patents assigned to Gürtler Christoph (2)· patent assignee history
2015–2016Patents assigned to Hofmann Jörg (2)· patent assignee history
2015–2020Based in Dormagen, DE· patent location history
2016–2020Patents assigned to COVESTRO DEUTSCHLAND AG (7)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COVESTRO DEUTSCHLAND AG72016–2020
BAYER IP GMBH22015–2016
COSEMANS MAURICE22015–2016
Gürtler Christoph22015–2016
Hofmann Jörg22015–2016
Locations
LocationPatentsSpan
Dormagen, DE92015–2020