US Patent 7531487 Lubricating oil compositions with improved performance
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Patent Inventor Names
David Chasan0
Laura F. Chafin0
Walid Al-Akhdar0
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Patent abstract
Disclosed are stabilized lubricating oil compositions with improved oxidative performance. These lubricating oil compositions contain certain phenolic antioxidants, in combination with other antioxidants, which contribute to the improved performance. These certain phenolic antioxidants are defined in formula (I),
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US Patent 07531487 Lubricating oil compositions with improved performance US Patent 7531487 Lubricating oil compositions with improved performance
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Patent Number
075314870
Patent Number
75314870
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Patent Jurisdiction
Patent Number
075314870
Date of Patent
May 12, 2009
0Patent Application Number
112013890
Date Filed
August 10, 2005
0Official Website
Patent Primary Examiner
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US Patent 07531487 Lubricating oil compositions with improved performance
Infobox
Is a
Patent jurisdiction
Patent number
07531487
Date of patent
May 12, 2009
Patent application number
11201389
Date Filed
August 10, 2005
Patent primary examiner
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