# US 2010/0168069 A1 · Insect repellent > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2010/0168069 A1 - Document ID: US20100168069A1 - Status: Published application - Kind: A1 - Application number: 12/377,943 - Filed: 2007-08-17 - Published: 2010-07-01 - Earliest claimed: 2006-08-18 - Inventors: Armand Zurhaar - Web page: https://patentgrep.com/patent/US20100168069A1 ## CPC - A01N 57/12: containing acyclic or cycloaliphatic radicals - A01N 57/14: containing aromatic radicals - A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS ## Abstract The invention provides an insect repellent composition that repels flies, gnats, mosquitoes, lice, ticks, and fleas. The insect repellent composition includes an effective amount of a phosphorous containing compound having the formula (RO)3P=Ox or (RO)2P=Ox(OH) alone or in synergistic combination with any one or more compounds selected from a group comprising C10-C20 mono-unsaturated hydrocarbons, optionally substituted C1-C10 alkyl esters, and dicarboxylic acids; wherein R is an optionally substituted C1-C10 alkyl group or aryl or aryl substituted with C1-C10 alkyl or alkoxy; and x is 0 or 1, and a carrier vehicle. ## Claims ### Claim 1 An insect repellent comprising an effective amount of a phosphorous containing compound having the formula (RO)3P=Ox or (RO)2P=Ox(OH) alone or in synergistic combination with at least one a group consisting of: C10-C20 mono-unsaturated hydrocarbons, optionally substituted C1-C10 alkyl esters, and dicarboxylic acids; wherein R is at least one of an optionally substituted C1-C10 alkyl group or aryl or aryl substituted with C1-C10 alkyl and alkoxy; and x is 0 or 1. ### Claim 2 (depends on 1) The insect repellent according to claim 1, wherein R is selected from a group consisting of: methyl, ethyl, isopropyl, butyl, phenyl and tolyl. ### Claim 3 (depends on 1) The insect repellent according to claim 1, wherein x is 1. ### Claim 4 (depends on 1) The insect repellent according to claim 1, comprising triphenyl phosphate alone or in synergistic combination with at least one of a group consisting of: nonadecene, heptadecene, 1,2 benzedicarboxylic acid, and bis (2-methylpropyl) ester. ### Claim 5 (depends on 1) An insect repellent composition comprising an effective amount of an insect repellent as defined in claim 1 and a carrier vehicle. ### Claim 6 (depends on 5) The insect repellent composition according to claim 5, wherein the carrier vehicle comprises a liquid. ### Claim 7 (depends on 6) The insect repellent composition according to claim 6, wherein the insect repellent is miscible or dispersible in a liquid. ### Claim 8 (depends on 6) The insect repellent composition according to claim 6, wherein the liquid comprises organic solvents selected from a group consisting of liquid saturated hydrocarbons, polar organic solvents, halogenated hydrocarbons, and oils. ### Claim 9 (depends on 5) The insect repellent composition according to claim 5, wherein the carrier vehicle is selected from a group consisting of gels, oils, dips, pastes, sprays, aerosols, and solid formulations. ### Claim 10 (depends on 5) The insect repellent composition according to claim 5, further comprising at least one additive. ### Claim 11 (depends on 10) The insect repellent composition according to claim 10, wherein the at least one additive is selected from a group consisting of a preservative, a colorant, a stabilizer, and a fragrance. ### Claim 12 (depends on 5) The insect repellent composition according to claim 5, wherein the composition comprises up to 20% of the phosphorous containing compound. ### Claim 13 (depends on 12) The insect repellent composition according to claim 12, wherein the insect repellent composition comprises triphenyl phosphate (1-6%), nonadecene (0-1%), heptadecene (0-1%), 1,2-benenedicarboxylic acid (0-1%), bis (2-methylpropyl) ester (0-1%) and a carrier vehicle. ### Claim 14 (depends on 12) The insect repellent composition according to claim 12, wherein the composition comprises about 3-6% w/w triphenylphosphate, 5% w/w eucalyptus oil, 5-10% w/w acetone, 40% w/w linseed oil, 40% w/w liquid hydrocarbon. ### Claim 15 A method comprising: repelling insects by application of an effective amount of a phosphorous containing compound having the formula (RO)3P=Ox or (RO)2P=Ox(OH) alone or in synergistic combination with at least one compound selected from a group consisting of: C10-C20 mono-unsaturated hydrocarbons, optionally substituted C1-C10 alkyl esters, and dicarboxylic acids; wherein R is selected from a group consisting of an optionally substituted C1-C10 an alkyl group, aryl, an aryl substituted with C1-C10 alkyl and alkoxy; and x is 0 or 1. ### Claim 16 (canceled) ### Claim 17 (depends on 15) The method according to claim 15 wherein the phosphorous containing compound is topically applied to at least a portion of the area, or at interspersed locations within or on the periphery of the area. ### Claim 18 (canceled) ### Claim 19 An insect repellent comprising an effective amount of a phosphorous containing compound having the formula (RO)3P=Ox or (RO)2P=Ox(OH) wherein R is selected from a group consisting of a C1-C10 alkyl group, an aryl and an aryl substituted with C1-C10 alkyl or alkoxy; and x is 0 or 1. ### Claim 20 (depends on 19) The insect repellent of claim 19 wherein the phosphorous containing compound is in synergistic combination with at least one a group consisting of: C10-C20 mono-unsaturated hydrocarbons, optionally substituted C1-C10 alkyl esters, and dicarboxylic acids.