Patent Assignment
Reel/Frame 022703/0784
Change of Name
Recorded: 2008-03-31
Pages: 18
Assignor
DRACHENFELSSEE 521. V V GMBH
Executed: 2007-05-10
Assignee
OXEA DEUTSCHLAND GMBH
OTTO-ROELEN-STRASSE 3, OBERHAUSEN, 46147, GERMANY
Covered Properties
(39)
Process for the Preparation of Aldehydes
Patent:
4,879,418 →
Application:
07/226,768 →
Complex Compounds Containing Sulfonated Phenyl Phosphanes
Patent:
5,057,618 →
Application:
07/444,556 →
Novel Rhodium Recovery
Patent:
5,091,546 →
Application:
07/588,665 →
Process for the Preparation of 2,2-Dimethylpropane-1,3-Diol
Patent:
5,072,058 →
Application:
07/632,353 →
Process for the Recovery of Rhodium from the Residues of Distillation Processes
Patent:
5,151,537 →
Application:
07/741,643 →
Complex Compounds Containing Sulfonated Phenyl Phosphanes
Patent:
5,155,274 →
Application:
07/822,943 →
Process for the Preparation of Alcohols in Two Stages
Patent:
5,475,161 →
Application:
07/824,745 →
Process for the Recovery of Rhodium from Residues of the Distillation of Products of the Oxo Synthesis
Patent:
5,264,600 →
Application:
07/855,731 →
Process for the Separation and Recovery of Rhodium from the Products of the Oxo Synthesis
Patent:
5,294,415 →
Application:
07/903,010 →
Process for Recovering Rhodium from the Reaction Products of the Oxo Synthesis
Patent:
5,260,490 →
Application:
07/960,897 →
One Stage Process for the Preparation of Alcohols
Patent:
5,684,215 →
Application:
07/999,191 →
Process for the Catalytic Hydrogenation of Organic Compounds in the Gas Phase
Patent:
5,300,708 →
Application:
08/081,682 →
Process for Removing Organic Phosphorous Compounds and Other Impurities from Dilute Sulfuric Acid
Patent:
6,083,470 →
Application:
08/227,576 →
Process for the Preparation of Sulfonated Arylphosphines
Patent:
5,451,698 →
Application:
08/264,720 →
Reactivation of Water-Soluble Hydroformylation Catalysts
Patent:
5,466,644 →
Application:
08/378,861 →
Process for the Preparation of Sulfonated Arylphosphines
Patent:
5,684,181 →
Application:
08/537,357 →
Process for the Purificaton of Wastewater from the Aldolization Reaction
Patent:
6,358,419 →
Application:
08/641,514 →
Process for the Hydroformylation of Olefinically Unsaturated Compounds
Patent:
5,756,854 →
Application:
08/701,775 →
Novel Sulfonated Phosphines, Processes for Their Preparation, and Use Thereof as Constituents of Catalyst Systems
Patent:
5,780,674 →
Application:
08/801,150 →
Process for the Hydroformylation of Olefinically Unsaturated Compounds
Patent:
5,808,168 →
Application:
08/839,328 →
Process for Preparing Alcohols
Patent:
6,096,931 →
Application:
09/204,597 →
Method of Stabilizing Aldehydes
Patent:
6,137,013 →
Application:
09/211,937 →
Process for Cleaning Up Wastewaters from the Preparation of Alcohols
Patent:
6,139,747 →
Application:
09/212,823 →
Method for Producing Sulfonated Aryl Phosphines
Patent:
6,610,881 →
Application:
09/937,640 →
Process for Preparing Cyclohexanedicarboxylic Esters
Method for Recovering Rhodium from Reaction Products of Oxosynthesis
Preparation of Aldehydes
Method for Producing Aliphatic Carboxylic Acids from Aldehydes
Method for the Synthesis of Straight-Chain Aliphatic Carboxylic Acids from Aldehydes
Method for the Synthesis of Aliphatic Carboxylic Acids from Aldehydes
Method for Recovering Rhodium from Hydroformylation Products
Process for Preparing Sulfonated Arylphosphines
Method for the Production of Aldehydes
Process for Producing Aliphatic C3-C10-Alcohols from High Boilers
Process for Preparing N-Methyldialkylamines from Secondary Dialkylamines and Formaldehyde
Process for Preparing Sulfonated Arylphosphines
Process for Preparing Aliphatic Straight-Chain and Beta-Alkyl-Branched Carboxylic Acids
Process for Preparing Aldehydes
Process for preparing sulfonated arylphosphines
Application:
11/480,178 →
Publication:
US 2006/0276669
Related Assignments
(11)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 26, 1996
From: BAHRMANN, HELMUT; LAPPE, PETER; FELL, BERNHARD; XIA, SHIGAO
To: HOECHST AKTIENGESELLSCHAFT
Reel/Frame 008173/0467 →
Assignment of Assignor's Interest
Dec 12, 2001
From: RAMPF, FLORIAN
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0426 →
Assignment of Assignor's Interest
Dec 12, 2001
From: BAHRMANN, HELMUT
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0507 →
Assignment of Assignor's Interest
Dec 12, 2001
From: HERWIG, JURGEN
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0512 →
Assignment of Assignor's Interest
Dec 12, 2001
From: FROHNING, CARL DIETER
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0520 →
Assignment of Assignor's Interest
Dec 12, 2001
From: FISCHER, RICHARD
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0399 →
Assignment of Assignor's Interest
Dec 12, 2001
From: ECKL, ROBERT
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0404 →
Assignment of Assignor's Interest
Dec 12, 2001
From: RIEDEL, MICHAEL; BERGRATH, KLAUS; ZGORZELSKI, WOLFGANG; WIEBUS, ERNST
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 012422/0496 →
Assignment of Assignor's Interest
May 6, 2005
From: HOECHST AG
To: CELANESE CHEMICALS EUROPE GMBH
Reel/Frame 016580/0237 →
Assignment of Assignor's Interest
Mar 27, 2007
From: CELANESE CHEMICALS EUROPE GMBH; CELANESE GMBH; HOECHST AG; CLARIANT GMBH
To: DRACHENFELSSEE 521. VV GMBH (TO BE RENAMED OXEA DEUTSCHLAND GMBH)
Reel/Frame 019069/0199 →
Change of Name
Apr 1, 2008
From: OXEA DEUTSCHLAND GMBH
To: OXEA GMBH
Reel/Frame 022856/0130 →