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Class Information
Number: 564/45
Name: Organic compounds -- part of the class 532-570 series > Organic compounds (class 532, subclass 1) > Amino nitrogen containing (e.g., urea, sulfonamides, nitrosamines, oxyamines, etc., and salts thereof) > Ureas (i.e., hnh-co-hnh, wherein substitution may be made for hydrogen only) > Additional carbonyl bonded directly to urea nitrogen > The additional carbonyl is in a substituent which is acyclic
Description: Compounds wherein the carboxylic acid contains no ring.


Sub-classes under this class:

Class Number Class Name Patents
564/46 Carbon to carbon unsaturation in the substituent 21


Patents under this class:
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Patent Number Title Of Patent Date Issued
7553963 Liquid partially trimerized and allophanized polyisocyanates based on toluene diisocyanate and diphenylmethane diisocyanate Jun. 30, 2009
7288213 Method for preparing low viscosity tricondensate polyfunctional isocyanates Oct. 30, 2007
7268202 Polyisocyanate composition having allophanate group and high-solid coating material Sep. 11, 2007
7038003 Polyether allophanates stable towards discolouration May. 2, 2006
6888028 Process for preparation polyisocyanate composition May. 3, 2005
6710085 Methods for enhancing plant growth using diacyl ureas Mar. 23, 2004
6500222 Diureides and their use Dec. 31, 2002
6469065 Nitrosated and nitrosylated .alpha.-adrenergic receptor antagonist, compositions and methods of use Oct. 22, 2002
6448440 Methods for preparing and using diacyl ureas Sep. 10, 2002
6426414 Polyether-modified polyisocyanate mixtures having improved dispersibility in water Jul. 30, 2002
6420508 Light-fast polyisocyanates having good solubility in non-polar solvents Jul. 16, 2002
6353134 Diureides and their use Mar. 5, 2002
6242530 Stabilized blocked isocyanates and their use in polyurethane stoving lacquers Jun. 5, 2001
6156899 N-aryl-2-hydroxyalkylamido compositions for inducing/stimulating hair growth and/or retarding hair loss and/or for treating hyperseborrhea and/or acne Dec. 5, 2000
6040273 Diformylurea and reaction products of urea and carboxylic acids Mar. 21, 2000
5961878 Amine-blocked polyisocyanates and their use in one-component stoving compositions Oct. 5, 1999
5955609 Trimer catalyst system for aliphatic and aromatic isocyanates Sep. 21, 1999
5952386 Dihalopropene compounds, insecticides containing them as active ingredients, and intermediates for their production Sep. 14, 1999
5811579 Method of synthesizing a 2-substituted nitrogen-containing compound Sep. 22, 1998
5811547 Method for inducing crystalline state transition in medicinal substance Sep. 22, 1998
5744602 Certain imidazoquinoxalines; a new class of GABA brain receptor ligands Apr. 28, 1998
5714564 Low viscosity polyisocyanates prepared from monomeric triisocyanates Feb. 3, 1998
5574054 Quaternary ammonium salts and use thereof as medicine Nov. 12, 1996
5468873 Process for preparing amide n-carbox-amides Nov. 21, 1995
5288905 Glycyl urea derivatives as anti-convulsants Feb. 22, 1994
5130430 2-substituted imidazoquinoxaline diones, a new class of GABA brain receptor ligands Jul. 14, 1992
5075337 Alpha-deuterated 2-alkylaminoacetamide derivatives having reduced toxicity for treatment of CNS disorders Dec. 24, 1991
5041636 Urea derivatives Aug. 20, 1991
4950323 Herbicidal bis-formyl-N-aryl-N'-alkyl ureas and methods of use Aug. 21, 1990
4902661 Rhodium catalysts, process for their preparation and process for the preparation of substituted or unsubstituted diphenylamine by using the rhodium catalysts Feb. 20, 1990
4879383 Urea derivatives Nov. 7, 1989
4743595 Process for preparing 2-amino-5-nitrophenol derivatives May. 10, 1988
4579585 N'-[4-(1-Fluoromethyl-ethyl)phenyl]-urea derivatives Apr. 1, 1986
4440928 Process for preparation of uracils Apr. 3, 1984
4356026 Substituted cyclopropylmethoxy phenyl ureas and their use as herbicides Oct. 26, 1982
4346233 Process for the preparation of ureas Aug. 24, 1982
4332724 Process for preparing 4,5,6,7-tetrahydro-7-oxobenzo[b]thiophenes and 1,2,3,4-tetrahydro-4-oxonaphthalenes Jun. 1, 1982
4318924 Combating bacteria with N-cycloalkyl-N'-substituted-N'-acyl-ureas Mar. 9, 1982
4313755 N-Cyclopyopyl-N-(fluorophenyl)-N-acylureas and their herbidical use Feb. 2, 1982
4289903 Para-phenylalkoxy phenylurea and thiourea compounds and herbicidal use thereof Sep. 15, 1981
4248621 1-Methyl-3-formyl-3-substituted ureas Feb. 3, 1981
4208517 Caphalosporin compounds having at position-7 an .alpha.-etherified hydroxyiminoarylacetamido group Jun. 17, 1980
4103018 2-[4-(Polyhalo-2-hydroxy-2-propyl)anilino]-2-oxazolin-4-ones and thiazolin-4-ones corresponding thereto Jul. 25, 1978
4101575 N-aryl-N'-(2,3-dihalogeno-alkanoyl)-ureas Jul. 18, 1978
4039520 Gelatin hardening process Aug. 2, 1977
4036850 1-Aryl-5-alkylidene,2,4-dioxo-imidazolidines and process therefor Jul. 19, 1977
4013706 Derivatives of substituted urea, acyl ureas, and sulphonyl ureas, and a process for producing the same Mar. 22, 1977
3990883 N-(1-carboxy-3-methylthio)propyl urea derivatives and compositions having plant-growth regulating properties Nov. 9, 1976
3978122 Acylurea compounds Aug. 31, 1976
3977881 Acylurea compounds Aug. 31, 1976

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