Patents by Inventor Syed Q. A. Rizvi

Syed Q. A. Rizvi 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).

  • Publication number: 20190284152
    Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.
    Type: Application
    Filed: November 20, 2018
    Publication date: September 19, 2019
    Applicant: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
  • Patent number: 10294210
    Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.).
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: May 21, 2019
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
  • Publication number: 20180111912
    Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.
    Type: Application
    Filed: August 17, 2017
    Publication date: April 26, 2018
    Applicant: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
  • Patent number: 9896424
    Abstract: This disclosure relates to sulfurized derivatives made from functionalized monomers. The disclosure relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: February 20, 2018
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
  • Patent number: 9738618
    Abstract: This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: August 22, 2017
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. DiBiase, Syed Q. A. Rizvi, Georgeta Hategan
  • Publication number: 20160355492
    Abstract: This disclosure relates to sulfurized derivatives made from functionalized monomers. The disclosure relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.
    Type: Application
    Filed: August 19, 2016
    Publication date: December 8, 2016
    Applicant: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi, Georgeta Hategan
  • Patent number: 9359571
    Abstract: This invention relates to base ester compounds and complex ester compounds that can be used as a base stock for lubricant applications or a base stock blend component for use in a finished lubricant or for particular applications, and methods of making the same. The base ester compounds and complex esters described herein comprise dimer and/or trimer esters, and their respective branched derivatives.
    Type: Grant
    Filed: April 23, 2014
    Date of Patent: June 7, 2016
    Assignee: Trent University
    Inventors: Suresh Narine, Shaojun Li, Ali Mahdevari, Laziz Bouzidi, Stephen Augustine DiBiase, Syed Q. A. Rizvi
  • Patent number: 9334347
    Abstract: This invention relates to a composition, comprising: an unsaturated functionalized monomer of from about 5 to about 30 carbon atoms, which is: (a) polymerized to form a functionalized polymer; (b) copolymerized with a comonomer to form a functionalized copolymer; or (c) reacted with an enophilic reagent to form a polyfunctionalized monomer. The polyfunctionalized monomer may be polymerized to form a polyfunctionalized polymer which may be further reacted with one or more additional reagents. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and polymeric resins.
    Type: Grant
    Filed: August 21, 2014
    Date of Patent: May 10, 2016
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen Augustine DiBiase, Syed Q. A. Rizvi, Georgeta Hategan
  • Patent number: 9315748
    Abstract: This invention relates to a fuel composition, comprising: (A) a normally liquid fuel; and (B) a cold flow improving amount of (i) a metathesized natural oil; (ii) a metathesized natural oil derivative; or (iii) a mixture of (i) and (ii). The invention also relates to metathesized derivatives formed by the reaction of a metathesized natural oil with a nucleophile, oxidizer, aromatic compound, enophilic acid reagent, or a mixture of two or more thereof.
    Type: Grant
    Filed: April 7, 2011
    Date of Patent: April 19, 2016
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. DiBiase, Syed Q. A. Rizvi, S. Alexander Christensen
  • Patent number: 9290719
    Abstract: Natural oil based fatty acid wax compositions and their methods of making are provided. The methods comprise providing a natural oil, and hydrogenating and metathesizing the natural oil, and then converting the hydrogenated metathesized natural oil to obtain a fatty acid wax comprising free fatty acids and/or salts of fatty acids, glycerol and/or alcohol, and paraffin, wherein the fatty acid wax has at least 50 wt % of carbon chain compositions with at least 18 carbon atoms. The compositions may comprise 85-100 wt % long-chain fatty acids, 0-15 wt % esters, wherein the fatty acid comprises between 15-60 wt % long chain di-acids and 40-85 wt % long chain mono-acids. The compositions may comprise about 50-100 wt % long-chain fatty acids and about 0-50 wt % esters, wherein the fatty acid may comprise between about 15-80 wt % long chain di-acids and about 20-85 wt % long chain monoacids.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: March 22, 2016
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Monika Mujkic, Michael Tupy, Stephen E. Russell, Scott Walters, Benjamin Bergmann, Michelle Morie-Bebel, Steven A. Cohen, Syed Q. A. Rizvi, Stephen A. DiBiase, Garrett Zopp
  • Patent number: 9012385
    Abstract: This invention relates to terpene derived compounds and farnesene derived compounds, and to the use of such terpene derived compounds and farnesene derived compounds in lubricants, detergents, dispersants, functional fluids, fuels, polymer compositions, cold flow improvers, and the like.
    Type: Grant
    Filed: February 29, 2012
    Date of Patent: April 21, 2015
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen A. Di Biase, Syed Q. A. Rizvi
  • Patent number: 8846587
    Abstract: This invention relates to a composition, comprising: an unsaturated functionalized monomer of from about 5 to about 30 carbon atoms, which is: (a) polymerized to form a functionalized polymer; (b) copolymerized with a comonomer to form a functionalized copolymer; or (c) reacted with an enophilic reagent to form a polyfunctionalized monomer. The polyfunctionalized monomer may be polymerized to form a polyfunctionalized polymer which may be further reacted with one or more additional reagents. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and polymeric resins.
    Type: Grant
    Filed: October 25, 2011
    Date of Patent: September 30, 2014
    Assignee: Elevance Renewable Sciences, Inc.
    Inventors: Stephen Augustine DiBiase, Syed Q. A. Rizvi, Georgeta Hategan
  • Patent number: 8741822
    Abstract: This invention relates to base ester compounds and complex ester compounds that can be used as a base stock for lubricant applications or a base stock blend component for use in a finished lubricant or for particular applications, and methods of making the same. The base ester compounds and complex esters described herein comprise dimer and/or trimer esters, and their respective branched derivatives.
    Type: Grant
    Filed: February 13, 2011
    Date of Patent: June 3, 2014
    Assignee: Trent University
    Inventors: Suresh Narine, Shaojun Li, Ali Mahdevari, Laziz Bouzidi, Stephen Augustine DiBiase, Syed Q. A. Rizvi
  • Patent number: 6436882
    Abstract: A functional fluid composition comprising a mixture of: (a) at least one functional fluid base stock; and (b) an additive package comprising at least one derivative of a mono-, di-, or poly-alkylated naphthalenesulfonic acid selected from the group consisting of: (i) neutral metal salts of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; (ii) basic metal salts of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; (iii) amine salts of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; and (iv) esters of said mono-, di-, and poly-alkylated naphthalenesulfonic acids; wherein the mono-, di-, and poly-alkylated naphthalenesulfonic acids are represented by formula (I): wherein R1, R2, R3 and R4 are individually selected from the group consisting of hydrogen and essentially linear hydrocarbyl groups having about 10 to about 14 carbon atoms; and wherein l, m, n and p are integers from 0 to 4 and the sum of l+m+n+p is at least 1; and wherein
    Type: Grant
    Filed: June 29, 2001
    Date of Patent: August 20, 2002
    Assignee: King Industries, Inc.
    Inventor: Syed Q. A. Rizvi
  • Patent number: 5985803
    Abstract: Disclosed is a metal working composition comprising a major amount of water and a minor amount of an additive comprising(A) at least one carboxylic ester characterized by the formula ##STR1## wherein R.sup.0 is hydrogen, methyl, ethyl, --CH.sub.2 COOR.sup.2 or --CH.sub.2 CO(OCHR.sup.5 CH.sub.2).sub.n OR.sup.6, R.sup.1 is hydrogen, methyl or ethyl, R.sup.2 is an alkyl group containing from 1 to 12 carbon atoms, R.sup.3 is hydrogen or --CO(OCHR.sup.5 CH.sub.2).sub.n OR.sup.6, R.sup.5 is hydrogen or a methyl group, R.sup.6 is an aliphatic group containing from 4 to 30 carbon atoms or a phenyl or aliphatic substituted phenyl group wherein the aliphatic substituent contains from 1 to 8 carbon atoms, R.sup.4 is --COOR.sup.2, or --CO(OCHR.sup.5 CH.sub.2).sub.n OR.sup.6 and n is an integer of from 1 to 30; with the proviso that when R.sup.0 does not equal hydrogen, methyl or ethyl that R.sup.1 and R.sup.
    Type: Grant
    Filed: December 5, 1997
    Date of Patent: November 16, 1999
    Assignee: The Lubrizol Corporation
    Inventors: Syed Q. A. Rizvi, Carmen V. Luciani
  • Patent number: 5767044
    Abstract: This is invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity, (A) an hydrocarbyl phosphite, wherein each hydrocarbyl group is saturated and independently contains from about 12 to about 24 carbon atoms, (B) an organic polysulfide, and (C) (i) a borated overbased metal salt of an acidic organic compound, (ii) a combination of a borated dispersant and a phosphorus antiwear or extreme pressure agent selected from the group consisting of a phosphoric acid ester or salt thereof, a lower alkyl phosphite, and a phosphorus-containing carboxylic acid, ester, ether, or amide, or (iii) a mixture of (i) and (ii). These compositions provide improved frictional properties to lubricating composition while maintaining the extreme pressure protection of the lubricant. The lubricating compositions have good thermal stability.
    Type: Grant
    Filed: November 12, 1996
    Date of Patent: June 16, 1998
    Assignee: The Lubrizol Corporation
    Inventors: Sean S. Bigelow, Richard E. Gapinski, Syed Q. A. Rizvi
  • Patent number: 5698498
    Abstract: This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and (A) a minor amount of at least one hydroxyalkyl dithiocarbamate or at least one borate thereof, wherein the dithiocarbamate is derived from an amine other than an alkyl or alkenylsuccinimide. In another aspect the invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity, a hydroxyalkyl dithiocarbamate or a borate thereof, and (B) at least one sulfur compound or (C) at least one phosphorus or boron antiwear or extreme pressure agent. The invention also relates to greases, functional fluids and aqueous fluids containing the hydroxyalkyl dithiocarbamates and borates thereof. The lubricants and fluids have improved antiwear and extreme pressure properties including providing improved antiscuff protection.
    Type: Grant
    Filed: August 23, 1996
    Date of Patent: December 16, 1997
    Assignee: The Lubrizol Corporation
    Inventors: Carmen V. Luciani, Syed Q. A. Rizvi, Bernard C. Roell, Jr.
  • Patent number: 5487839
    Abstract: This invention relates to improved grease compositions comprising a major amount of an oil based simple metal soap thickened base grease and a minor amount of at least one phosphorus and boron containing composition, said phosphorus and boron containing composition prepared by reacting a combination of (A) at least one boron compound and (B) at least one phospholipid. In one embodiment, the phosphorus and boron containing composition is present in amounts sufficient to improve the extreme pressure, antiwear and lubricity properties of the base grease. In another embodiment the phosphorus and boron containing composition is present in amounts sufficient to increase the dropping point of the base grease, as determined by ASTM procedure D-2265, by at least 20.degree. C.
    Type: Grant
    Filed: August 18, 1994
    Date of Patent: January 30, 1996
    Assignee: The Lubrizol Corporation
    Inventors: James N. Vinci, Syed Q. A. Rizvi, Carmen V. Luciani
  • Patent number: 5487838
    Abstract: This invention relates to a composition prepared by reacting (A) a boron compound and (B) a phospholipid. These phospholipids are useful as lubricant additives for oil-base and water-base functional fluids. These materials act as anti-wear and/or extreme pressure agents. Further, these materials when incorporated into aqueous compositions have beneficial bacteriostatic effects, i.e., controlling bacterial growth.
    Type: Grant
    Filed: March 28, 1994
    Date of Patent: January 30, 1996
    Assignee: The Lubrizol Corporation
    Inventors: Carmen V. Luciani, Syed Q. A. Rizvi
  • Patent number: 5318712
    Abstract: This invention relates to a composition comprising (A) a major amount of an oil of lubricating viscosity and (B) a minor amount of (i) a reaction product of (a) at least one dimercaptothiadiazole, and (b) at least one alpha, beta-unsaturated ester prepared by reacting an alpha, beta-unsaturated carboxylic acylating agent with a hydroxy compound, or (ii) a salt of the reaction product, provided that when the acylating agent is a monocarboxylic acylating agent then the hydroxy compound is a monohydroxy compound, and provided that when the ester is formed from a maleic acylating agent, then the ester is formed from a sulfur-containing hydroxy compound or a combination of a polyhydroxy compound and a monohydroxy. The invention also relates to aqueous fluids, greases, and concentrate compositions containing the reaction products and its salts. These additives generally show an ability to improve antiwear (including extreme pressure) and antioxidation properties of lubricants, aqueous fluids, and greases.
    Type: Grant
    Filed: October 13, 1992
    Date of Patent: June 7, 1994
    Assignee: The Lubrizol Corporation
    Inventors: Richard M. Lange, Syed Q. A. Rizvi, Richard E. Gapinski