Patent Assignment
Reel/Frame 025702/0290
Assignment of Assignor's Interest
Recorded: 2011-01-26
Pages: 15
Assignor
E. I. DU PONT DE NEMOURS AND COMPANY
Executed: 2011-01-18
Assignee
DORF KETAL SPECIALITY CATALYSTS, LLC
3727 GREENBRIAR DRIVE, SUITE 114, STAFFORD, TEXAS, 77477
Covered Properties
(26)
Low-Temperature-Stable Titanium Chelates and Method for Their Preparation
Patent:
5,349,073 →
Application:
08/121,307 →
Alkoxides with alkaline earths and titanium, zirconium and/or hafnium, their production and use
Patent:
6,294,682 →
Application:
09/077,671 →
Poly(Alkylene Arylates) Having Improved Optical Properties
Patent:
5,981,690 →
Application:
09/292,426 →
Catalyst Composition and Process Therewith
Titanium Chelates and Processes Therefor
Patent:
6,562,990 →
Application:
10/189,076 →
Titanium Chelate Dispersions
Patent:
6,737,485 →
Application:
10/420,149 →
Stable Aqueous Solutions Comprising Titanium and Zinc and Process Therewith
Catalyst Composition and Process Therewith
Permeable Zone and Leak Plugging Using Cross-Linking Composition Comprising Zirconium Triethanolamine Complex
Hydraulic Fracturing Methods Using Cross-Linking Composition Comprising Zirconium Triethanolamine Complex
Cross-Linking Composition and Method of Use
Process for Stabilized Zirconium Triethanolamine Complex and Uses in Oil Field Applications
Stable Solutions of Zirconium Hydroxyalkylethylene Diamine Complex and Use in Oil Field Applications
Zirconium-Based Cross-Linker Compositions and Their Use in High Ph Oil Field Applications
Zirconium-Base Cross-Linker Compositions and Their Use in High Ph Oil Field Applications
Solid Zirconium-Based Cross-Linking Agent and Use in Oil Field Applications
Solid Zirconium-Based Cross-Linking Agent and Use in Oil Field Applications
Process to Prepare Borozirconate Solution and Use as Cross-Linker in Hydraulic Fracturing Fluids
Process to Prepare Borozirconate Solution and Use as Cross-Linker in Hydraulic Fracturing Fluids
Process to Prepare Borozirconate Solution and Use as a Cross-Linker in Hydraulic Fracturing Fluids
Process to Prepare Borozirconate Solution and Use as a Cross-Linker in Hydraulic Fracturing Fluids
Process to Prepare Zirconium-Based Cross-Linker Compositions and Their Use in Oil Field Applications
Solid Borozirconate and Borotitanate Cross-Linkers
Zirconium-Hydroxy Alkylated Amine-Hydroxy Carboxylic Acid Cross-Linking Composition for Use with High Ph Polymer Solutions
Zirconium-Based Cross-Linking Composition for Use with High Ph Polymer Solutions
High Temperature Aqueous-Based Zirconium Crosslinking Composition and Use
Application:
12/262,665 →
Publication:
US 2009/0114390
Related Assignments
(12)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 31, 2005
From: PUTZIG, DONALD EDWARD; MCBRIDE, EDWARD FRANCIS
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 015847/0013 →
Assignment of Assignor's Interest
Apr 5, 2006
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 017427/0015 →
Assignment of Assignor's Interest
Apr 5, 2006
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 017424/0525 →
Assignment of Assignor's Interest
May 30, 2006
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 017691/0414 →
Assignment of Assignor's Interest
Feb 21, 2007
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 018914/0513 →
Assignment of Assignor's Interest
Feb 22, 2007
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 018921/0514 →
Assignment of Assignor's Interest
May 30, 2007
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 019354/0330 →
Assignment of Assignor's Interest
Jun 1, 2007
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 019369/0756 →
Assignment of Assignor's Interest
Jan 24, 2008
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 020407/0440 →
Assignment of Assignor's Interest
Feb 16, 2008
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 020520/0614 →
Assignment of Assignor's Interest
May 8, 2008
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 020918/0284 →
Assignment of Assignor's Interest
May 13, 2008
From: PUTZIG, DONALD EDWARD
To: E. I. DU PONT DE NEMOURS AND COMPANY
Reel/Frame 020939/0198 →