Patent Assignment
Reel/Frame 057312/0979
Change of Name
Recorded: 2021-08-25
Pages: 9
Assignor
OXEA GMBH
Executed: 2020-05-11
Assignee
OQ CHEMICALS GMBH
RHEINPROMENADE 4A,, MONHEIM AM RHEIN, 40789, GERMANY
Covered Properties
(31)
Method for the Production of Aldehydes
Method of Producing Neopentyl Glycol
Process for Preparing Neopentyl Glycol by Cracking High Boilers Occuring in the Production Process
Process for Preparing Polyol Esters
Process for preparing polyol esters
Process for lightening the color of polyol esters
Process for Lightening the Color of Polyol Esters
Method for Reprocessing a Liquid Hydroformylation Product
Process for Preparing Polyol Esters
Process for Aftertreating Polyolesters
Method for obtaining ditrimethylolpropane and trimethylolpropane-enriched product streams from the side-streams in trimethylolpropane production
Method for Carrying Out Multiphase Aldol Condensation Reactions to Give Mixed a, beta-Unsaturated Aldehydes
Method for Recovering Di-Trimethylolpropane and Trimethylolpropane-Enriched Product Streams From the Side Streams of Trimethylolpropane Production
Method for Recovering Di-Trimethylolpropane and Trimethylolpropane-Enriched Product Streams from the Side Streams of Trimethylolpropane Production
Method for Recovering Di-Trimethylolpropane By Distillation
Process for Recovering Aliphatic Monocarboxylic Acids from Distillation Residues
Process for Obtaining Trimethylolpropane-Enriched Product Streams From the Secondary Streams of Trimethylolpropane Preparation
Transvinylation as a First Stage of Coupling Production of Vinyl Esters and Acetic Acid or Propionic Acid Reaction Products
Method for Producing Vinyl Esters
Mixtures Containing Trimellitic Acid Ester and Polyether Polyol Ester as Plasticizers, Use of the Mixtures for Producing Polymer Compounds and Pvc Materials Containing Said Mixtures
Continuous Method for Producing Primary Aliphatic Amines from Aldehydes
Method for the Production of Neopentyl Glycol
Method for Producing Polyol Esters
Continuous Method for the Production of Neopentyl Glycol
Mixtures Containing Trimellitic Acid Ester and Polyether Polyol Ester as Plasticizers, Use of the Mixtures for Producing Polymer Compounds and PVC materials Containing Said Mixtures
Method for Post-Treating Polyol Esters
Method for Obtaining Polyol Esters-Enriched Product Streams from the Side-Streams in Polyol Ester Production
Method for Producing Polyol Esters
Method for Producing 2-Methylbutanal From the Secondary Flows Arising in the Production of Mixtures of Isomeric Alpha, Beta-Unsaturated Decenals
Continuous Production Method for 2-Methylene Alkanals
Method For The Combined Production of Polyols In The Presence Of An Inorganic Base
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 11, 2011
From: SCHULZ, ROLF-PETER; SCHOLZ, HORST; HUPPERICH, THOMAS; HEYMANNS, PETER
To: OXEA GMBH
Reel/Frame 025960/0044 →
Assignment of Assignor's Interest
Dec 20, 2012
From: FREY, GUIDO D.; SCHULTZ, HEYKO JURGEN; STRUTZ, HEINZ
To: OXEA GMBH
Reel/Frame 029583/0503 →
Assignment of Assignor's Interest
Jan 17, 2013
From: KREICKMANN, THORSTEN; FREY, GUIDO; NOWOTNY, NORMAN; STRUTZ, HEINZ
To: OXEA GMBH
Reel/Frame 029661/0099 →
Assignment of Assignor's Interest
Aug 21, 2013
From: BERMAN, DIRK; FREY, GUIDO D.; NOWOTNY, NORMAN; SCHALAPSKI, KURT
To: OXEA GMBH
Reel/Frame 031201/0450 →
Assignment of Assignor's Interest
Apr 11, 2014
From: SCHALAPSKI, KURT; FREY, GUIDO D.; BERMANN, DIRK; NOWOTNY, NORMAN
To: OXEA GMBH
Reel/Frame 032848/0334 →
Assignment of Assignor's Interest
Apr 11, 2014
From: FREY, GUIDO D.; KREICKMANN, THORSTEN; STRUTZ, HENZ
To: OXEA GMBH
Reel/Frame 032836/0769 →
Assignment of Assignor's Interest
Apr 30, 2014
From: FREY, GUIDO D.; NOWOTNY, NORMAN; SCHALAPSKI, KURT; STRUTZ, HEINZ
To: OXEA GMBH
Reel/Frame 032816/0922 →
Assignment of Assignor's Interest
May 16, 2014
From: FREY, GUIDO D.; ARNOLD, JORG; HOFS, WOLFGANG; KRAMER, MATTHIAS
To: OXEA GMBH
Reel/Frame 032974/0165 →
Assignment of Assignor's Interest
May 29, 2014
From: FREY, GUIDO D.; STRUTZ, HEINZ
To: OXEA GMBH
Reel/Frame 033054/0131 →