Patents by Inventor Ewan E. Delbridge

Ewan E. Delbridge has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10988701
    Abstract: The invention provides lubricating composition comprising: an oil of lubricating viscosity, and an oxyalkylated hydrocarbyl phenol, wherein the oxyalkylated hydrocarbyl phenol is substituted with at least one aliphatic hydrocarbyl group of 40 to 96 carbon atoms, and wherein the oxyalkylated hydrocarbyl phenol is substantially free of aromatic hydrocarbyl groups. The invention further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The invention further relates to the use of the oxyalkylated hydrocarbyl phenol in the lubricating composition to a passenger car internal combustion engine at least one of (i) control of fuel economy, (ii) control of corrosion, (iii) cleanliness, and (iv) control of bore wear.
    Type: Grant
    Filed: June 26, 2019
    Date of Patent: April 27, 2021
    Assignee: The Lubrizol Corporation
    Inventors: Yanshi Zhang, Gary M. Walker, Ewan E. Delbridge, Edward P. Sampler, Neil L. Simpson
  • Patent number: 10975323
    Abstract: A lubricating composition includes a sulfurized oxy-substituted aromatic polyol compound and an oil of lubricating viscosity. The sulfurized oxy-substituted aromatic polyol compound includes at least one of a sulfurized oxy-substituted aromatic polyol and a salt of a sulfurized oxy-substituted aromatic polyol. The compound is suitable as a replacement for detergents that contain Cn alkyl phenols derived from oligomers of propylene.
    Type: Grant
    Filed: December 7, 2016
    Date of Patent: April 13, 2021
    Assignee: THE LUBRIZOL CORPORATION
    Inventors: Kamalakumari K. Salem, Gary M. Walker, Ewan E. Delbridge, David J. Moreton, Adam Cox, W. Preston Barnes, James P. Roski, Mohamed G. Fahmy
  • Publication number: 20210002577
    Abstract: The instant disclosure is directed to a method of lubricating a sump-lubricated, high efficiency, gasoline-fueled internal combustion engine. Said method involves supplying to the engine a lubricating composition comprising an oil of lubricating viscosity, an anti-wear agent, an ashless antioxidant, a metal-containing detergent, an ashless polyolefin dispersant, and (f) a polymeric viscosity modifier. The disclosure further provides a method of operating a high efficiency sump-lubricated gasoline-fueled internal combustion engine while maintaining or improving at least one of durability, deposit control, oxidation control, fuel economy, and resistance to knock and stochastic pre-ignition.
    Type: Application
    Filed: November 28, 2018
    Publication date: January 7, 2021
    Applicant: The Lubrizol Corporation
    Inventors: Patrick E. Mosier, Matthew D. Gieselman, George S. Szappanos, Alexander Sammut, Ewan E. Delbridge, Oliver Smith
  • Publication number: 20200369975
    Abstract: The disclosed technology provides a lubricating composition comprising an oil of lubricating viscosity and a detergent comprising a polyolefin-substituted hydroxy-aromatic carboxylic acid or salt thereof, wherein the polyolefin is derived from a branched alkene having at least 4 carbon atoms and wherein the polyolefin has a number average molecular weight of 150 to 800. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.
    Type: Application
    Filed: November 14, 2018
    Publication date: November 26, 2020
    Inventors: Ewan E. Delbridge, Patrick E. Mosier, Peter Miatt
  • Patent number: 10774283
    Abstract: A fully-formulating lubricating composition comprising an oil of lubricating viscosity; an ionic tetrahedral borate compound including a tetrahedral borate anion having a boron atom with two bidentate di-oxo ligands both being a linear C18-tartrimide; a first dispersant comprising a conventional ammonium substituted polyisobutenyl succinimide compound having a polyisobutenyl number average molecular weight of 750 to 2,500; a second dispersant comprising an ammonium substituted polyisobutenyl succinimde compound having an N:CO ratio of 1.8 and a polyisobutylenyl number average molecular weight of 750 to 2,500, wherein one or more of the first dispersant and the second dispersant are in cationic form. The fully formulated lubricating composition including one or more performance additives.
    Type: Grant
    Filed: July 21, 2017
    Date of Patent: September 15, 2020
    Assignee: The Lubrizol Corporation
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Publication number: 20200283694
    Abstract: A lubricating composition includes a sulfurized oxy-substituted aromatic polyol compound and an oil of lubricating viscosity. The sulfurized oxy-substituted aromatic polyol compound includes at least one of a sulfurized oxy-substituted aromatic polyol and a salt of a sulfurized oxy-substituted aromatic polyol. The compound is suitable as a replacement for detergents that contain Cn alkyl phenols derived from oligomers of propylene.
    Type: Application
    Filed: December 7, 2016
    Publication date: September 10, 2020
    Applicant: THE LUBRIZOL CORPORATION
    Inventors: Kamalakumari K. Salem, Gary M. Walker, Ewan E. Delbridge, David J. Moreton, Adam Cox, W. Preston Bames, James P. Roski, Mohamed G. Fahmy
  • Publication number: 20200231891
    Abstract: The disclosed technology provides alkylphenol-containing detergent having at least one unit (a) of an alkyl-substituted phenol wherein the alkyl group is derived from oligomers of an olefin compound containing 3 to 8 carbon atoms, wherein the polyolefin-derived alkyl group comprises at least 30 mol percent of an olefin with 4 or more carbon atoms. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.
    Type: Application
    Filed: April 8, 2020
    Publication date: July 23, 2020
    Inventors: Gary M. Walker, James P. Roski, Ewan E. Delbridge
  • Patent number: 10704006
    Abstract: The invention provides a lubricating composition containing an antiwear agent and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine, or a driveline device.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: July 7, 2020
    Assignee: The Lubrizol Corporation
    Inventors: William R. S. Barton, Mark C. Davies, Michael R. Sutton, Matthew D. Gieselman, Christopher L. Friend, Ewan E. Delbridge, Patrick E. Mosier
  • Patent number: 10597599
    Abstract: A lubricant composition of an oil of lubricating viscosity, an ashless condensation reaction product of an olefin polymer, having a number average molecular weight of 2,000 to 70,000, comprising carboxylic acid or equivalent functionality grafted onto the polymer backbone, with a monoamine or a polyamine often having a single primary amino group; a succinimide dispersant; and an overbased metal detergent, in an amount such that the total base number of the lubricant composition is less than 6.5, exhibits good sludge prevention performance in a gasoline engine.
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: March 24, 2020
    Assignee: The Lubrizol Corporation
    Inventors: Daniel J. Knapton, Ewan E. Delbridge, Matthew D. Gieselman, Jack C. Kelley
  • Patent number: 10577556
    Abstract: A lubricating composition suited to use in a marine diesel engine includes an oil of lubricating viscosity and an amino carboxylate compound of formula (I): NR1R2—((CHR3)xNR4)n—(CHR5)2—COY, where R1 and R2 are independently selected from —(CHR6)2—COY?, H, and C1C3 alkyl and wherein at least one of R1 and R2 is —(CHR6)2—COY?; or wherein NR1R2 is a cyclic structure; Y and Y? are independently selected from —OR7, NHR7, and —N(R7)2; each R7 is independently selected from C6-C12 alkyl and C6-C12 alkenyl; R3, R5 and R6 are independently selected from H and C1-C4 alkyl; R4 is selected from H, C1-C4 alkyl, and (CHR3)xNH2; x is from 2 to 4; and n is at least 1, except where NR1R2 is a cyclic structure, where n is at least 0.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: March 3, 2020
    Assignee: The Lubrizol Corporation
    Inventors: Daniel J. Saccomando, Natasha K. Horn, Ewan E. Delbridge, Stephen J. Cook, John K. Pudelski, Mark C. Davies
  • Patent number: 10526559
    Abstract: The disclosed technology provides a lubricating composition comprising an oil of lubricating viscosity and 0.2 wt % to 10 wt % of a salt of a hydroxyl functional aromatic compound. The disclosed technology further relates to a method of lubricating a mechanical device with the lubricant composition.
    Type: Grant
    Filed: February 25, 2016
    Date of Patent: January 7, 2020
    Assignee: The Lubrizol Corporation
    Inventors: Kamalakumari Kunchithapatham Salem, David J. Moreton, Mohamed G. Fahmy, Gary M. Walker, James P. Roski, Adam Cox, W. Preston Barnes, Ewan E. Delbridge, Jason E. Melvin, Robert D. Dura
  • Patent number: 10519395
    Abstract: The invention provides a lubricant composition comprising an oil of lubricating viscosity and a (thio)phosphoric acid salt of an N-hydrocarbyl-substituted gamma- (?-) or delta- (?-)amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: December 31, 2019
    Assignee: The Lubrizol Corporation
    Inventors: Daniel J. Saccomando, William R. S. Barton, Ewan E. Delbridge, Shawn Dickess
  • Patent number: 10501701
    Abstract: The disclosed technology provides a lubricating composition comprising an oil of lubricating viscosity and 0.01 wt % to 10 wt % of an oxyalkylated aromatic polyol compound, wherein the aromatic compound has at least one alkoxy group represented by —OR1 group, R1 is hydroxyalkyl, or a (poly)ether group, and either: at least one hydroxyl group, or at least one alkoxy group represented by OR1 group, where R1 is alkyl, or a (poly)ether group, or at least one oxyalkyl group represented by —OR1, where R1 is hydroxyalkyl or a (poly)ether group. The disclosed technology further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The disclosed technology further relates to the use of the oxyalkylated aromatic polyol compound in the lubricating composition to a passenger car internal combustion engine at least one of (i) control of fuel economy, (ii) control of corrosion, (iii) cleanliness, and (iv) control of bore wear.
    Type: Grant
    Filed: December 3, 2015
    Date of Patent: December 10, 2019
    Assignee: The Lubrizol Corporation
    Inventors: Kamalakumari Kunchithapatham Salem, David J. Moreton, Mohamed G. Fahmy, Gary M. Walker, James P. Roski, Yanshi Zhang, Adam Cox, W. Preston Barnes, Ewan E. Delbridge
  • Publication number: 20190316057
    Abstract: The invention provides lubricating composition comprising: an oil of lubricating viscosity, and an oxyalkylated hydrocarbyl phenol, wherein the oxyalkylated hydrocarbyl phenol is substituted with at least one aliphatic hydrocarbyl group of 40 to 96 carbon atoms, and wherein the oxyalkylated hydrocarbyl phenol is substantially free of aromatic hydrocarbyl groups. The invention further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The invention further relates to the use of the oxyalkylated hydrocarbyl phenol in the lubricating composition to a passenger car internal combustion engine at least one of (i) control of fuel economy, (ii) control of corrosion, (iii) cleanliness, and (iv) control of bore wear.
    Type: Application
    Filed: June 26, 2019
    Publication date: October 17, 2019
    Inventors: Yanshi Zhang, Gary M. Walker, Ewan E. Delbridge, Edward P. Sampler, Neil L. Simpson
  • Publication number: 20190292483
    Abstract: A fully-formulating lubricating composition comprising an oil of lubricating viscosity; an ionic tetrahedral borate compound including a tetrahedral borate anion having a boron atom with two bidentate di-oxo ligands both being a linear C18-tartrimide; a first dispersant comprising a conventional ammonium substituted polyisobutenyl succinimide compound having a polyisobutenyl number average molecular weight of 750 to 2,500; a second dispersant comprising an ammonium substituted polyisobutenyl succinimde compound having an N:CO ratio of 1.8 and a polyisobutylenyl number average molecular weight of 750 to 2,500, wherein one or more of the first dispersant and the second dispersant are in cationic form. The fully formulated lubricating composition including one or more performance additives.
    Type: Application
    Filed: July 21, 2017
    Publication date: September 26, 2019
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Patent number: 10421923
    Abstract: The invention provides a lubricant composition comprising an oil of lubricating viscosity and 0.01 wt % to 15 wt % of a protic acid salt of an N-hydrocarbyl-substituted gamma- (?-) or delta- (?-)amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.
    Type: Grant
    Filed: May 6, 2015
    Date of Patent: September 24, 2019
    Assignee: The Lubrizol Corporation
    Inventors: Daniel J. Saccomando, William R. S. Barton, Ewan E. Delbridge, Patrick E. Mosier
  • Patent number: 10407641
    Abstract: A composition of an oil-soluble ionic detergent that does not contribute metal ions to the composition, and which comprises a quaternary non-metallic pnictogen cation and an organic anion having at least one hydrocarbyl group of sufficient length to impart oil solubility to the detergent, the detergent having a total base number (TBN) to total acid number (TAN) ratio of at least 2:1 imparts ash-free basicity to a lubricant composition.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: September 10, 2019
    Assignee: The Lubrizol Corporation
    Inventors: Ewan E. Delbridge, Virginia A. Carrick, John K. Pudelski, Matthew D. Gieselman, Christopher L. Friend, Patrick E. Mosier, Michelle M. Rogers, Mark T. Tierney
  • Publication number: 20190264123
    Abstract: An additive for a lubricating composition includes an ionic tetrahedral borate compound which includes a cation and a tetrahedral borate anion having a boron atom, the boron atom has at least one aliphatic bidentate di-oxo ligand. The cation may be selected to provide detergent and/or dispersant and/or antioxidant properties to a lubricating composition.
    Type: Application
    Filed: July 21, 2017
    Publication date: August 29, 2019
    Inventors: James D. Burrington, Ewan E. Delbridge, Binbin Guo, Jason J. Hanthorn
  • Publication number: 20190249105
    Abstract: A lubricating composition includes an oil of lubricating viscosity and a low-ash additive system including a low molecular weight amine with a Total Base Number of at least 150, and an N-substituted hydrocarbyl-substituted succinimide dispersant. The low-ash additive system provides the lubricating composition with a significant boost in TBN without substantially lowering the flashpoint. The composition is particularly suited to use as a marine diesel engine lubricant.
    Type: Application
    Filed: September 5, 2017
    Publication date: August 15, 2019
    Applicant: The Lubrizol Corporation
    Inventors: Ewan E. Delbridge, Binbin Guo, John K. Pudelski, John-Louis DiFlavio
  • Publication number: 20190241825
    Abstract: A lubricant composition comprising an oil of lubricating viscosity and about 0.01 to about 5 percent by weight of a (thio)phosphoric acid salt (“phos-amine salt”) of at least one hydrocarbyl amine. The hydrocarbyl amine may be a hindered hydro-carbyl amine, an aromatic hydrocarbyl amine, or a combination thereof.
    Type: Application
    Filed: July 17, 2017
    Publication date: August 8, 2019
    Applicant: The Lubrizol Corporation
    Inventors: William R.S. Barton, Daniel J. Saccomando, Michael R. Sutton, Stephen J. Cook, Paul R. Vincent, Ewan E. Delbridge, Shawn Dickess, Yanshi Zhang