Patents Represented by Attorney S. L. Biggs
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Patent number: 4913831Abstract: Compositions which comprise a calcium magnesium acetate double salt are useful in deicing compositions. Deicing compositions comprising those compositions and processes for their preparation are described.Type: GrantFiled: January 14, 1988Date of Patent: April 3, 1990Assignee: Chevron Research CompanyInventors: Harold E. Todd, Jr., Daniel L. Walters
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Patent number: 4803002Abstract: Disclosed are additives which are useful as dispersants in marine crankcase oils and hydraulic oils, lubricating oils. In particular, disclosed are nitrogen-containing lubricating oil dispersants having at least one primary or secondary amino group which have been modified by treatment with a cyclic carbonate.Type: GrantFiled: April 21, 1988Date of Patent: February 7, 1989Assignee: Chevron Research CompanyInventor: Robert H. Wollenberg
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Patent number: 4802893Abstract: Disclosed are additives which are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils. In particular, disclosed are multiply adducted alkenyl or alkyl succinimides which contain carbamate functionalities.Type: GrantFiled: April 20, 1988Date of Patent: February 7, 1989Assignee: Chevron Research CompanyInventors: Robert H. Wollenberg, Frank Plavac
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Patent number: 4798612Abstract: Disclosed are additives which are useful as dispersants in marine crankcase oils, hydraulic oils, and lubricating oils. In particular, disclosed are polyamino alkenyl or alkyl succinimides wherein one or more of the nitrogen of the polyamino moiety is substituted with: ##STR1## wherein R.sub.4 is alkylene of from 1 to 6 carbon atoms; m is an integer of from 0 to 2; R.sub.5 is alkylene of from 2 to 5 carbon atoms; p is an integer of from 1 to 100; R.sub.6 is selected from the group consisting of hydrogen and hydrocarbyl of from 1 to 30 carbon atoms; and with the proviso that if m is one or two then R.sub.6 is hydrogen.Type: GrantFiled: July 14, 1987Date of Patent: January 17, 1989Assignee: Chevron Research CompanyInventors: Frank Plavac, Robert H. Wollenberg
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Patent number: 4785019Abstract: N-cyanoalkyl-N-haloalkylthio alkyl-, aryl- and aralkyl-carboxamides of the general formula: ##STR1## wherein R is alkyl of 1 to 10 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, lower alkenyl of 2 to 6 carbon atoms or lower alkynyl of 2 to 6 carbon atoms, all optionally substituted with 1 to 4 halogen atoms; lower alkoxyalkylene; aryl of 6 to 12 carbon atoms; aralkyl of 7 to 16 carbon atoms; or substituted aryl or substituted aralkyl both substituted with 1 to 3 substituents independently selected from phenyl, lower alkyl of 1 to 6 carbon atoms, lower alkoxy of 1 to 6 carbon atoms, lower alkylthio of 1 to 6 carbon atoms, halogen, nitro, cyano, ##STR2## wherein R.sup.4 is hydrogen or lower alkyl of 1 to 6 carbon atoms, ##STR3## wherein R.sup.5 and R.sup.6 are independently hydrogen or lower alkyl of 1 to 6 carbon atoms; R.sup.1 and R.sup.2 are independently hydrogen, or lower alkyl of 1 to 6 carbon atoms; and R.sup.Type: GrantFiled: February 27, 1986Date of Patent: November 15, 1988Assignee: Chevron Research CompanyInventor: Joseph E. Moore
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Patent number: 4783275Abstract: Disclosed are polyamino alkenyl or alkyl succinimides which have been modified by treatment with a lactone to yield polyamino alkenyl or alkyl succinimides wherein one or more of the basic nitrogens of the polyamino moiety is substituted with a hydrocarbylcarbonylalkylene group. The additives so disclosed are useful as dispersants in lubricating oils, gasolines, marine crankcase oils and hydraulic oils.Type: GrantFiled: May 26, 1987Date of Patent: November 8, 1988Assignee: Chevron Research CompanyInventor: Robert H. Wollenberg
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Patent number: 4782074Abstract: The substituted heteroaryl compounds of this invention are good fungicides. In particular, they possess especially good activity against Bean Powdery Mildew.Type: GrantFiled: March 30, 1987Date of Patent: November 1, 1988Assignee: Chevron Research CompanyInventor: David M. Spatz
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Patent number: 4753943Abstract: 2-Haloalkyl-3-oxo-4-substituted quinazolines represented by the formula ##STR1## wherein R is hydrogen, lower alkyl, lower alkyl substituted with one to three of the same or different halogens, phenyl or phenyl substituted with 1 to 3 of the same or different substituents selected from a group consisting of lower alkyl, lower alkoxy, lower alkylthio, fluoro, chloro, bromo, iodo, nitro, cyano, or lower alkyl substituted with one to three of the same or different halogens, R.sup.1 is hydrogen, lower alkyl, or lower alkyl substituted with one to three of the same or different halogens, Y.sub.1, Y.sub.2, Y.sub.3 and Y.sub.4 are independently selected from a group consisting of hydrogen, lower alkyl, lower alkoxy, lower alkylthio, fluoro, chloro, bromo, iodo, nitro, cyano, or lower alkyl substituted with one to three of the same or different halogens and X is fluoro, chloro, bromo, iodo, cyano, lower alkoxy, thiocyano and ##STR2## where R.sup.3 and R.sup.Type: GrantFiled: September 29, 1981Date of Patent: June 28, 1988Assignee: Chevron Research CompanyInventors: William F. King, Malcolm S. Singer
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Patent number: 4747963Abstract: Disclosed are polyaminoalkenyl or alkyl succinimides which have been modified by treatment with a compound of the formula: ##STR1## wherein W is oxygen or sulfur; X is oxygen or sulfur; R.sub.4 is an alkylene group of from 2 to 3 carbon atoms or an alkylene group of from 2 to 3 carbon atoms substituted with from 1 to 3 alkyl groups of from 1 to 2 carbon atoms each; and R.sub.5 is hydrogen or alkyl of from 1 to 20 carbon atoms. The modified polyamino alkenyl or alkyl succinimides of this invention have been found to possess dispersancy and detergency in lubricating oils. These modified succinimides are also useful as dispersants and detergents in fuels.Type: GrantFiled: May 5, 1987Date of Patent: May 31, 1988Assignee: Chevron Research CompanyInventor: Robert H. Wollenberg
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Patent number: 4744921Abstract: The present invention is directed toward a method for preparing Group II metal overbased sulfurized alkylphenols. In particular, the present invention employs a sulfurization catalyst in the preparation of Group II metal overbased sulfurized alkylphenols. Use of a sulfurization catalyst in this preparation results in a product generally characterized as having lower crude sediment, a higher Total Base Number and lower viscosity than a similar product prepared without using a sulfurization catalyst.Type: GrantFiled: October 21, 1986Date of Patent: May 17, 1988Assignee: Chevron Research CompanyInventor: Thomas V. Liston
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Patent number: 4732894Abstract: Compounds of the formula ##STR1## wherein Het is a 5- or 6-membered aromatic heterocyclic ring containing 1 to 2 ring nitrogen atoms and the remaining ring atoms carbon atoms optionally substituted with 1 to 2 substituents independently selected from halo, nitro, trihalomethyl, lower alkyl of 1 to 3 carbon atoms, or lower alkoxy of 1 to 3 carbon atoms; R is alkyl of 1 to 7 carbon atoms; R.sup.1 is aryl of 6 to 10 carbon atoms, lower alkyl of 1 to 6 carbon atoms, cycloalkyl of 3 to 8 carbon atoms, all optionally substituted with 1 to 3 halogen atoms; and a is 0 or 1 are fungicidal and insecticidal, with the proviso that a ring nitrogen is not bonded to the hydroxamic acid ##STR2## moiety.Type: GrantFiled: December 6, 1984Date of Patent: March 22, 1988Assignee: Chevron Research CompanyInventor: William F. King
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Patent number: 4713187Abstract: Disclosed herein are additives which are useful as dispersants and detergents in lubricating oils and fuels. In particular, this invention is directed toward polyamino alkenyl or alkyl succinimides wherein one or more of the amino nitrogens of the succinimide is substituted with ##STR1## wherein R.sub.4 is hydrocarbyl of from 1 to 30 carbon atoms; R.sub.5 is hydrocarbyl of from 2 to 30 carbon atoms or --R.sub.6 --(OR.sub.6).sub.p -- wherein R.sub.6 is alkylene of 2 to 5 carbon atoms and p is an integer from 1 to 100; and m is an integer of from 0 to 1.Type: GrantFiled: March 2, 1987Date of Patent: December 15, 1987Assignee: Chevron Research CompanyInventors: Thomas F. Buckley, III, Robert H. Wollenberg
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Patent number: 4678804Abstract: Compounds of the formula: ##STR1## wherein Ar is aryl of 6 to 10 carbon atoms or substituted aryl of 6 to 10 carbon atoms substituted with 1 to 3 substituents selected from lower alkyl of 1 to 4 carbon atoms, halogen, trihalomethyl, and nitro; R.sup.1 is hydrogen or lower alkyl of 1 to 3 carbon atoms; and R.sup.2 is lower alkyl of 1 to 6 carbon atoms, lower cycloalkyl of 3 to 8 carbon atoms, aralkyl of 7 to 11 carbon atoms or aryl of 6 to 10 carbon atoms. The present invention is also directed to the associated compositions and methods of use comprising those compounds, which are fungicidal and in some cases insecticidal.Type: GrantFiled: October 2, 1985Date of Patent: July 7, 1987Assignee: Chevron Research CompanyInventor: William F. King
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Patent number: 4672065Abstract: The N-substituted phenoxyacetamides of this invention are effective fungicides. In particular, these compounds are particularly effective against Tomato Late Blight.Type: GrantFiled: May 3, 1985Date of Patent: June 9, 1987Assignee: Chevron Research CompanyInventor: David M. Spatz
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Patent number: 4665093Abstract: Compounds of the formula: ##STR1## wherein W is aryl of 6 to 12 carbon atoms, substituted aryl of 6 to 12 carbon atoms substituted with 1 to 3 substituents independently selected from halogen, nitro, lower alkoxy of 1 to 3 carbon atoms, lower alkylthio of 1 to 3 carbon atoms, lower alkyl of 1 to 3 carbon atoms; lower cycloalkyl of 3 to 7 carbon atoms; or substituted lower cycloalkyl of 3 to 7 carbon atoms substituted with 1 to 3 lower alkyl groups; Z is a direct link, lower alkylene of 1 to 6 carbon atoms, or lower alkenylene of 2 to 6 carbon atoms or benzyl; R is phenyl, or lower alkyl of 1 to 6 carbon atoms; and R.sup.1 is phenyl, or lower alkyl of 1 to 6 carbon atoms, lower cycloalkyl of 3 to 8 carbon atoms, either optionally substituted with 1 to 3 independently selected halogen atoms, are useful as pesticides.Type: GrantFiled: August 29, 1985Date of Patent: May 12, 1987Assignee: Chevron Research CompanyInventor: William F. King
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Patent number: 4661494Abstract: The N-substituted-N',N'-disubstituted .alpha.-aminoacetamides of this invention are effective fungicides. In particular, they possess good activity against Bean Powdery Mildew.Type: GrantFiled: May 30, 1985Date of Patent: April 28, 1987Assignee: Chevron Research CompanyInventor: David M. Spatz
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Patent number: 4654346Abstract: The substituted heteroaryl compounds of this invention are good fungicides. In particular, they possess especially good activity against Bean Powdery Mildew.Type: GrantFiled: January 11, 1985Date of Patent: March 31, 1987Assignee: Chevron Research CompanyInventor: David M. Spatz
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Patent number: 4652556Abstract: Compounds of the formula: ##STR1## wherein R is aryl of 6 to 12 carbon atoms or aralkyl of 7 to 14 carbon atoms either optionally substituted with 1 to 3 substituents independently selected from lower alkyl of 1 to 6 carbon atoms, lower alkoxy of 1 to 6 carbon atoms, lower alkylthio of 1 to 6 carbon atoms, lower alkylsulfinyl of 1 to 6 carbon atoms, lower alkylsulfonyl of 1 to 6 carbon atoms, halogen, trihalomethyl, nitro, cyano or carboxyl; alkyl of 1 to 10 carbon atoms, cycloalkyl of 3 to 10 carbon atoms, lower alkenyl of 2 to 6 carbon atoms, or lower alkynyl of 2 to 6 carbon atoms, all optionally substituted with 1 to 3 halogen atoms; lower alkoxyalkylene; lower alkylene carbalkoxy; lower alkylthioalkylene; lower alkylsulfinylalkylene; or lower alkylsulfonylalkylene; R.sup.1 and R.sup.2 are independently hydrogen, lower alkyl of 1 to 6 carbon atoms, aryl of 6 to 12 carbon atoms, or thienyl, or taken together form an alkylene bridge to give a cycloalkyl group of 3 to 10 carbon atoms; and R.sup.Type: GrantFiled: August 19, 1985Date of Patent: March 24, 1987Assignee: Chevron Research CompanyInventors: Joseph E. Moore, Yuh-Lin Yang, Robert K. Griffith, David C. K. Chan
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Patent number: 4652558Abstract: Compounds of the formula: ##STR1## wherein X is independently halogen, lower alkyl of 1 to 6 carbon atoms, lower alkoxy of 1 to 6 carbon atoms, nitro, lower alkylsulfinyl of 1 to 6 carbon atoms, lower alkylthio of 1 to 6 carbon atoms, amino or trifluoromethyl; n is 0, 1, 2 or 3; R is hydrogen, alkyl of 1 to 10 carbon atoms, cycloalkyl of 3 to 8 carbon atoms, lower alkenyl of 2 to 6 carbon atoms, or lower alkynyl of 2 to 6 carbon atoms, all optionally substituted with 1 to 3 of the same or different halogen atoms; or aryl of 6 to 12 carbon atoms; or substituted aryl substituted with 1 to 3 substituents independently selected from lower alkyl of 1 to 4 carbon atoms, lower alkoxy of 1 to 4 carbon atoms, and the group --S(O).sub.k R.sup.2 where k is 0, 1 or 2 and R.sup.2 is lower alkyl of 1 to 4 carbon atoms, nitro, cyano or halogen; and R.sup.1 is lower alkyl of 1 to 6 carbon atoms, lower cycloalkyl of 3 to 8 carbon atoms or aryl of 6 to 12 carbon atoms, provided that R and R.sup.Type: GrantFiled: February 27, 1986Date of Patent: March 24, 1987Assignee: Chevron Research CompanyInventor: Laroy H. Edwards
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Patent number: 4639460Abstract: Compounds of the formula: ##STR1## wherein R is hydrogen, lower alkyl; or aryl or aralkyl having from 6 to 12 carbon atoms, optionally substituted with one to three substituents, each independently selected from halogen, cyano, lower alkyl, lower alkoxy, nitro or trihalomethyl; R.sup.1 is alkyl having from 1 to 12 carbon atoms, cycloalkyl having from 3 to 8 carbon atoms; aryl or aralkyl having from 6 to 12 carbon atoms optionally substituted with one to three substituents, each independently selected from halogen, cyano, lower alkyl, lower alkoxy, nitro, trihalo-substituted methyl, phenyl, phenoxy, substituted phenoxy substituted with 1 to 3 substituents independently selected from halogen, lower alkyl, lower alkoxy or trihalomethyl, benzyloxy, lower alkylthio, lower alkylsulfinyl, lower alkylsulfonyl, arylthio (C.sub.6 to C.sub.Type: GrantFiled: March 27, 1986Date of Patent: January 27, 1987Assignee: Chevron Research CompanyInventor: Bernard F. Rose