Patent Assignment
Reel/Frame 017400/0240
Change of Name
Recorded: 2005-12-23
Pages: 5
Assignor
YUKONG LIMITED
Executed: 2005-11-15
Assignee
SK CORPORATION
99, SEORIN-DONG, JONGRO-GU, SEOUL, KOREA, REPUBLIC OF
Covered Properties
(20)
Process for Producing Trimellitic Acid
Patent:
5,171,881 →
Application:
07/619,553 →
Thermoplastic Elastomer and Process for Preparation
Patent:
5,239,000 →
Application:
07/719,254 →
Biodegradable Polyethylene Composition Chemically Bonded with Starch and a Process for Preparing Thereof
Patent:
5,461,093 →
Application:
08/156,369 →
Biodegradable Polyethylene Composition Chemically Bonded with Starch and a Process for Preparing Thereof
Patent:
5,461,094 →
Application:
08/156,371 →
Quick Biochemical Oxygen Demand Test and Apparatus for the Same
Patent:
5,518,893 →
Application:
08/212,633 →
Method for Producing Feedstocks of High Quality Lube Base Oil from Unconverted Oil of Fuels Hydrocracker Operating in Recycle Mode
Patent:
5,580,442 →
Application:
08/242,758 →
Solid Electrolyte for Sodium-Sulfur Secondary Cell and Process for Preparing the Same
Patent:
5,510,210 →
Application:
08/331,763 →
Polyolefinic Blend and Process for Preparing the Same
Patent:
5,641,833 →
Application:
08/371,245 →
Vapor State Esterification Using Enzymes
Patent:
5,541,093 →
Application:
08/393,183 →
Recovery of Oxidation Catalysts Used for the Production of Trimellitic Acid
Patent:
5,840,643 →
Application:
08/577,310 →
Process for the Preparation of Optically Pure 1,2,3,4-Tetrahydro-3-Isoquinolinecarboxylic Acid and Its Derivatives
Patent:
5,627,282 →
Application:
08/582,497 →
Thermoplastic Elastomeric Composition and Process for Preparing the Same
Patent:
5,714,545 →
Application:
08/586,455 →
Biodegradable Plastic Composition, Method for Preparing Thereof and Product Prepared Therefrom
Patent:
5,861,461 →
Application:
08/757,691 →
Bnncrystalline Mesoporous Molecular Sieve Substance and Method for Preparing the Same
Patent:
5,958,368 →
Application:
08/788,159 →
Hydrogenation Catalyst Precursor, Hydrogenation Catalyst and Production Process for Alcohols
Patent:
5,763,353 →
Application:
08/789,540 →
Solvent-Free Method for Reacting Short-Chain Alcohols and Acids Using C. Antarctica Lipase Immobilized to Acrylic Resin
Patent:
5,908,769 →
Application:
08/829,591 →
Mesoporous Molecular Sieve Substance and Method for Preparing the Same
Patent:
5,942,208 →
Application:
08/880,041 →
Novel Polyalkylene Guanidine Salts or Polyalkylene Biguanidine Salts Having a Branched Silane Compound, Method for Preparing Same and Uses Thereof
Patent:
6,031,119 →
Application:
08/889,514 →
Continuous Quick Measure-Ment of Biochemical Oxy-Gen Demand and Apparatus Therefor
Patent:
5,882,932 →
Application:
08/927,562 →
Natural Gas-Using Hydrogen Generator
Patent:
5,932,181 →
Application:
08/988,364 →
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 23, 2007
From: SK CORPORATION
To: HYUNDAI ENGINEERING PLASTICS CO., LTD.
Reel/Frame 019733/0418 →
Assignment of Assignor's Interest
Aug 23, 2007
From: SK CORPORATION
To: HYUNDAI ENGINEERING PLASTICS CO., LTD.
Reel/Frame 019733/0426 →
Assignment of Assignor's Interest
Dec 18, 2007
From: SK CORPORATION
To: SK ENERGY CO., LTD.
Reel/Frame 020254/0940 →
Assignment of Assignor's Interest
Jan 11, 2008
From: SK CORPORATION
To: SK ENERGY CO., LTD.
Reel/Frame 020353/0067 →
Assignment of Assignor's Interest
Jul 10, 2008
From: SK ENERGY CO., LTD.
To: SK CHEMICALS CO., LTD.
Reel/Frame 021217/0211 →
Assignment of Assignor's Interest
Dec 16, 2009
From: SK ENERGY CO., LTD.
To: SK LUBRICANTS CO., LTD.
Reel/Frame 023699/0670 →
Change of Name
Jul 14, 2011
From: SK ENERGY CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 026619/0330 →
Assignment of Assignor's Interest
Jul 15, 2011
From: SK INNOVATION CO., LTD.
To: SK GLOBAL CHEMICAL CO., LTD.
Reel/Frame 026598/0963 →
Assignment of Assignor's Interest
Jul 15, 2011
From: SK INNOVATION CO., LTD.
To: SK GLOBAL CHEMICAL CO., LTD.
Reel/Frame 026598/0841 →
Corrective Assignment to Correct the Incorrect Patent Number 7448700 and Replace It with 7488700 Previously Recorded on Reel 026619 Frame 0330. Assignor(S) Hereby Confirms the Change of Name.
Apr 11, 2016
From: SK ENERGY CO., LTD.
To: SK INNOVATION CO., LTD.
Reel/Frame 038406/0201 →