Lubrication and lubricating oil compositions

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20110105374A1
SERIAL NO

12608412

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Abstract

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Monoaryltrialkyl phenylenediamine compounds useful as ashless TBN sources for lubricating oil compositions that are compatible with fluoroelastomeric engine seal materials and meet copper corrosion requirements, and lubricating oil compositions containing such phenylenediamine compounds.

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Patent Owner(s)

Patent OwnerAddress
CHEMTURA CORPORATION199 BENSON ROAD MIDDLEBURY CT 06749
INFINEUM INTERNATIONAL LIMITEDMILTON HILL BUSINESS AND TECHNOLOGY CENTRE MILTON HILL ABINGDON OXFORDSHIRE OX13 6BD

International Classification(s)

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  • 2009 Application Filing Year
  • C10M Class
  • 227 Applications Filed
  • 178 Patents Issued To-Date
  • 78.42 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200920102011201220132014201520162017201820190255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cheng, Jie Edison, US 76 497
Emert, Jacob Brooklyn, US 110 1423
Hartley, Joseph P Oxford, GB 18 43
Rowland, Robert G Woodbridge, US 33 256
Stieber, Joseph Prospect, US 4 8

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  • 1 Citation Count
  • C10M Class
  • 9.50 % this patent is cited more than
  • 14 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges23173321012101 - 1011 - 2021 - 3031 - 4041 - 5051 - 600102030405060708090100110120130140150160170180190

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