Antiwear lubricant compositions for use in combustion engines

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United States of America Patent

PATENT NO 8404624
APP PUB NO 20080312115A1
SERIAL NO

11886701

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to an additive composition, which comprises an additive mixture that essentially consists of a) At least one ammonium phosphate ester; b) At least one thiophosphoric acid ester, and c) At least one dithiophosphoric acid derivative; in combination with sulphur containing oil additives; and a process for the reduction of wear in combustion engines, such as spark ignition or Diesel motor engines.

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Patent Owner(s)

Patent OwnerAddress
CIBA SPECIALTY CHEMICALS CORPORATION540 WHITE PLAINS ROAD P O BOX 2005 TARRYTOWN NY 10591

International Classification(s)

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  • 2006 Application Filing Year
  • C10M Class
  • 228 Applications Filed
  • 166 Patents Issued To-Date
  • 72.81 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200620072008200920102011201220132014201520162017201820190255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ribeaud, Marc Delémont, CH 11 102

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Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges151512910201 - 1011 - 2021 - 3041 - 500102030405060708090100110120130140150160

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