Patents by Inventor Calvin W. Schroeck
Calvin W. Schroeck 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).
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Patent number: 10913915Abstract: The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and (b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.Type: GrantFiled: December 20, 2019Date of Patent: February 9, 2021Assignee: The Lubrizol CorporationInventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth L. Crawley, William R. S. Barton, William C. Ward, Jr.
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Publication number: 20200123463Abstract: The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and (b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.Type: ApplicationFiled: December 20, 2019Publication date: April 23, 2020Applicant: The Lubrizol CorporationInventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth L. Crawley, William R.S. Barton, William C. Ward, JR.
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Patent number: 10550348Abstract: The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and (b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.Type: GrantFiled: April 24, 2018Date of Patent: February 4, 2020Assignee: The Lubrizol CorporationInventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth L. Crawley, William R. S. Barton, William C. Ward, Jr.
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Publication number: 20180237715Abstract: The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and(b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.Type: ApplicationFiled: April 24, 2018Publication date: August 23, 2018Inventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth L. Crawley, William R. S. Barton, William C. Ward, JR.
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Patent number: 9982210Abstract: The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and (b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.Type: GrantFiled: September 19, 2013Date of Patent: May 29, 2018Assignee: The Lubrizol CorporationInventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth L. Crawley, William R. S. Barton, William C. Ward, Jr.
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Patent number: 9493724Abstract: In accordance with the present invention, it has been discovered that an additive which is substantially insoluble in, has low solubility in and/or is otherwise incompatible with a functional fluid, may be supplied to the functional fluid by use of a gel composition and/or a solid additive composition containing the additive, such that the functional fluid can receive the benefit of the supplied additive and/or contain levels of the additive not otherwise achievable by conventional delivery method due to the incompatibility of the additive with the functional fluid.Type: GrantFiled: September 23, 2009Date of Patent: November 15, 2016Assignee: The Lubrizol CorporationInventors: Calvin W. Schroeck, Michael R. Sutton, James D. Burrington, John K. Pudelski, Ewan E. Delbridge, Jody A. Kocsis, Deborah A. Langer, Matthew D. Gieselman
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Patent number: 8785357Abstract: The present Invention relates to the use of a compound in a lubricating composition as an engine oil antiwear and/or extreme pressure agent, wherein the compound is a heterocycle having a hydrocarbyl group containing 6 to 40 carbon atoms, wherein the heterocycle is either (i) a heterocycle compound having a functional group selected from the group consisting of at least one of an ester, an amide, a salt and an acid, or (ii) a pyrimidine.Type: GrantFiled: September 14, 2009Date of Patent: July 22, 2014Assignee: The Lubrizol CorporationInventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth Crawley, William Barton, William C. Ward
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Publication number: 20140018268Abstract: The present invention relates to a lubricating composition containing (a) an oil of lubricating viscosity; and (b) a compound selected from the group consisting of: (i) an ester-containing heterocycle; (ii) an amide-containing heterocycle; and (iii) a pyrimidine, wherein the ester-containing heterocycle and the amide-containing heterocycle have a hydrocarbyl group containing 6 to 40 carbon atoms. The invention further provides for a method of supplying an internal combustion engine with the lubricating composition.Type: ApplicationFiled: September 19, 2013Publication date: January 16, 2014Inventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth L. Crawley, William R. S. Barton, William C. Ward, JR.
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Publication number: 20110245116Abstract: The disclosed technology relates to a lubricating oil composition comprising at least one base oil and at least one overbased low molecular weight zinc dialkyldithiophosphate derived from one or more dithiophosphoric acids represented by the formula (I) and/or a metal salt thereof, wherein in formula (I), R1 and R2 are independently hydrocarbyl groups, the average total number of carbon atoms in R1 and R2 in formula (I) being in the range from 4 to 10, the metal ratio of the overbased low molecular weight zinc dialkyldithiophosphate being at least about 1.15:1, the lubricating oil composition being characterized by a phosphorus concentration of up to about 0.12% by weight. The disclosed technology also relates to a method of lubricating an internal combustion engine and improving the efficiency of the emissions control system of the engine.Type: ApplicationFiled: July 13, 2007Publication date: October 6, 2011Applicant: THE LUBRIZOL CORPORATIONInventors: Calvin W. Schroeck, Melody A. Wilk, Stephen A. DiBiase
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Publication number: 20110218129Abstract: In accordance with the present invention, it has been discovered that an additive which is substantially insoluble in, has low solubility in and/or is otherwise incompatible with a functional fluid, may be supplied to the functional fluid by use of a gel composition and/or a solid additive composition containing the additive, such that the functional fluid can receive the benefit of the supplied additive and/or contain levels of the additive not otherwise achievable by conventional delivery method due to the incompatibility of the additive with the functional fluid.Type: ApplicationFiled: September 23, 2009Publication date: September 8, 2011Applicant: THE LUBRIZOL CORPORATIONInventors: Calvin W. Schroeck, Michael R. Sutton, James D. Burrington, John K. Pudelski, Ewan E. Delbridge, Jody A. Kocsis, Deborah A. Langer, Matthew D. Gieselman
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Publication number: 20110190180Abstract: The present Invention relates to the use of a compound in a lubricating composition as an engine oil antiwear and/or extreme pressure agent, wherein the compound is a heterocycle having a hydrocarbyl group containing 6 to 40 carbon atoms, wherein the heterocycle is either (i) a heterocycle compound having a functional group selected from the group consisting of at least one of an ester, an amide, a salt and an acid, or (ii) a pyrimidine.Type: ApplicationFiled: September 14, 2009Publication date: August 4, 2011Applicant: THE LUBRIZOL CORPORATIONInventors: Patrick E. Mosier, Jason R. Brown, Matthew D. Gieselman, Calvin W. Schroeck, Seth Crawley, William Barton, William C. Ward
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Patent number: 6002051Abstract: Novel compounds of the general formula ##STR1## wherein each R.sub.1 is independently a tertiary alkyl group containing from 4 to about 8 carbon atoms and each of X, Y and Z is independently hydrogen or a hydrocarbon-based group, provided at least one of X, Y and Z is an aliphatic hydrocarbon group containing at least 7 carbon atoms, and wherein R.sub.1 is different from the at least one of X, Y and Z that is an aliphatic hydrocarbon group containing at least 7 carbon atoms, R.sub.2 is an alkylene or alkylidene group, and n is a number ranging from zero to about 4. Also disclosed are methods for preparing novel phenolic compounds, organic compositions, including lubricants based on oils of lubricating viscosity and fuels based on normally liquid fuels and additive concentrates containing the novel phenolic compounds of this invention.Type: GrantFiled: October 16, 1992Date of Patent: December 14, 1999Assignee: The Lubrizol CorporationInventors: Louis Burjes, Calvin W. Schroeck
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Patent number: 5616816Abstract: Novel compounds of the general formula ##STR1## wherein each R.sub.1 is independently a tertiary alkyl group containing from 4 to about 8 carbon atoms and each of X, Y and Z is independently hydrogen or a hydrocarbon-based group, provided at least one of X, Y and Z is an aliphatic hydrocarbon group containing at least 7 carbon atoms, and wherein R.sub.1 is different from the at least one of X, Y and Z that is an aliphatic hydrocarbon group containing at least 7 carbon atoms, R.sub.2 is an alkylene or alkylidene group, and n is a number ranging from zero to about 4. Also disclosed are methods for preparing novel phenolic compounds, organic compositions, including lubricants based on oils of lubricating viscosity and fuels based on normally liquid fuels and additive concentrates containing the novel phenolic compounds of this invention.Type: GrantFiled: June 1, 1995Date of Patent: April 1, 1997Assignee: The Lubrizol CorporationInventors: Louis Burjes, Calvin W. Schroeck
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Patent number: 5508331Abstract: A metal overbased composition is disclosed that comprises(A) at least one natural oil comprising an animal oil or vegetable oil comprising a triglyceride of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 arc independently saturated or unsaturated aliphatic hydrocarbyl groups containing from about 8 to about 24 carbon atoms and(B) a metal base oxide (MO), hydroxide (MOH) or alkoxide (R.sup.4 OM) wherein the metal comprises an alkali or alkaline earth and R.sup.4 is a hydrocarbyl group containing from about 1 to about 24 carbon atoms, and wherein the equivalent ratio of (A):(B) is from 0.90-10:1 to form a saponified intermediate, adding 2-11 equivalents of (B) per equivalent of formed saponified intermediate and reacting excess (B) with(C) an acidic gas comprising carbon dioxide, sulfur dioxide or sulfur trioxide.This composition may also be gelled to produce a rheology control agent.Type: GrantFiled: April 5, 1994Date of Patent: April 16, 1996Assignee: The Lubrizol CorporationInventors: Willis P. Nichols, Calvin W. Schroeck, Daniel E. Barrer, Robert E. Quinn
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Patent number: 5300242Abstract: A metal overbased composition is disclosed that comprises(A) at least one natural oil comprising an animal oil or vegetable oil comprising a triglyceride of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are independently saturated or unsaturated aliphatic hydrocarbyl groups containing from about 8 to about 24 carbon atoms and(B) a metal base oxide (MO), hydroxide (MOH) or alkoxide (R.sup.4 OM) wherein the metal comprises an alkali or alkaline earth and R.sup.4 is a hydrocarbyl group containing from about 1 to about 24 carbon atoms, and wherein the equivalent ratio of (A):(B) is from 0.90-10:1 to form a sponified intermediate, adding 2-11 equivalents of (B) per equivalent of formed saponified intermediate and reacting excess (B) with(C) an acidic gas comprising carbon dioxide, sulfur dioxide or sulfur trioxide. This composition may also be gelled to produce a rheology control agent.Type: GrantFiled: March 5, 1992Date of Patent: April 5, 1994Assignee: The Lubrizol CorporationInventors: Willis P. Nichols, Calvin W. Schroeck, Daniel E. Barrer, Robert E. Quinn
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Patent number: 4981602Abstract: Lubricating oil compositions for internal combustion engines are described which comprise (A) a major amount of oil of lubricating viscosity, and minor amounts of (B) at least one carboxylic derivative composition produced by reacting (B-1) at least one substituted succinic acylating agent with (B-2) from about 0.70 equivalent up to less than one equivalent, per equivalent of acylating agent, of at least one amine compound characterized by the presence within its structure of at least one HN< group, said acylating agents being characterized by the presence within their structure of an average of at least 1.Type: GrantFiled: June 13, 1988Date of Patent: January 1, 1991Assignee: The Lubrizol CorporationInventors: David E. Ripple, Calvin W. Schroeck
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Patent number: 4959168Abstract: Sulfurized mixtures which include (A) at least one partial fatty acid ester of a polyhydric alcohol, and (B) at least one member of the group consisting of(1) at least one fatty acid ester of a polyhydric alcohol, which fatty acid ester is different from the partial ester (A),(2) at least one fatty acid,(3) at least one olefin, and(4) at least one fatty acid ester of a monohydric alcohol. The sulfurized compositions are useful in preparing additive concentrates and lubricating compositions.Type: GrantFiled: January 15, 1988Date of Patent: September 25, 1990Assignee: The Lubrizol CorporationInventor: Calvin W. Schroeck
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Patent number: 4952328Abstract: A lubricating oil formulation is described which is useful in internal combustion engines. More particularly, lubricating oil compositions for internal combustion engines are described with comprises (A) at least about 60% by weight of oil of lubricating viscosity, (B) at least about 2.0% by weight of at least one carboxylic derivative composition produced by reacting (B-1) at least one substituted succinic acylating agent with (B-2) from about 0.70 equivalent up to less than one equivalent, per equivalent of acylating agent, of at least one amine compound characterized by the presence within its structure of at least one HN< group, and wherein said substituted succinic acylating agent consists of substituent groups and succinic groups wherein the substituent groups are derived from a polyalkene, said polyalkene being characterized by an Mn value of abotu 1300 to about 5000 and an Mw/Mn value of about 1.5 to about 4.Type: GrantFiled: June 3, 1988Date of Patent: August 28, 1990Assignee: The Lubrizol CorporationInventors: Kirk E. Davis, Calvin W. Schroeck
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Patent number: 4904401Abstract: A lubricating oil formulation is described which is useful in internal combustion engines. More particularly, lubricating oil compositions for internal combustion engines are described with comprise (A) a major amount of oil of lubricating viscosity, and at least 2.0% by weight of (B) at least one carboxylic derivative composition produced by reacting (B-1) at least one substituted succinic acylating agent with (B-2) at least one amine compound characterized by the presence within its structure of at least one HN< group, and wherein said substituted succinic acylating agent consists of substituent groups and succinic groups wherein the substituent groups are derived from a polyalkylene, said polyalkene being characterized by Mn value of about 1300 to about 5000 and an Mw/Mn value of about 1.5 to about 4.5, said acylating agents being characterized by the presence within their structure of an average of at least 1.3 succinic groups for each equivalent weight of substituent groups, and (C) from about 0.Type: GrantFiled: September 8, 1988Date of Patent: February 27, 1990Assignee: The Lubrizol CorporationInventors: David E. Ripple, Calvin W. Schroeck
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Patent number: 4741848Abstract: A method of preparing boron-containing compositions is described which comprises reacting at least one hydroxy-substituted ester, amide or imide with a boron compound. Such boron-containing compositions are useful in lubricating oils and provide the lubricating oils with anti-wear and/or friction-reducing properties. The boron-containing compositions also are useful in fuel compositions.Type: GrantFiled: March 13, 1986Date of Patent: May 3, 1988Assignee: The Lubrizol CorporationInventors: Frederick W. Koch, Joseph W. Pialet, Daniel E. Barrer, Calvin W. Schroeck