Patents by Inventor Kurt Moedritzer
Kurt Moedritzer 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: 5536701Abstract: Disclosed are certain 3-pyrazolyloxypyridazines, compositions thereof which are herbicidal and methods of using such composition for controlling undesired plants. Also disclosed are mixtures of such pyridazines and acetanilide herbicides, to which mixture a safener may be added, if desired. Intermediate compounds useful in preparing the pyrazolyloxypyridazines are also disclosed.Type: GrantFiled: October 11, 1994Date of Patent: July 16, 1996Assignee: Monsanto CompanyInventors: Kurt Moedritzer, Michael S. South
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Patent number: 5536700Abstract: Herbicidal compositions of glyphosate, its salts, diquat, or paraquat in combination with a compound of the following formula ##STR1## wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, and n are as defined. Preferred are combinations of glyphosate, its salts, diquat, or paraquat with 2-chloro-5-(4-bromo-1-methyl-5-(trifluoromethyl)-1H-pyrazol-3-yl)-4-fluoro benzoic acid, 1-methylethyl ester.Type: GrantFiled: December 20, 1993Date of Patent: July 16, 1996Assignee: Monsanto CompanyInventors: Scott S. Woodard, Bruce C. Hamper, Kurt Moedritzer, Michael D. Rogers, Deborah A. Mischke, Gerard A. Dutra
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Patent number: 5530126Abstract: The disclosure herein relates to a process for the preparation of compounds according to Formula N ##STR1## which comprises using a compound of Formula M ##STR2## as starting material for alkylation to said compounds of Formula N in an inert solvent at temperatures within the range of 0.degree.-200.degree. C. whereinR.sub.1 is C.sub.1-5 alkyl;R.sub.2 is C.sub.1-5 haloalkyl;R.sub.3 is halogen;R.sub.5 is hydrogen or halogen;q is 0-2;R.sub.28 and R.sub.30 are independently an alkyl, alkenyl or alkynyl radical having up to 5 carbon atoms or said radicals substituted with a ##STR3## radical; X is O, S(O).sub.m, NR.sub.19 or CR.sub.20 R.sub.21 ;Y is O, S(O).sub.m or NR.sub.22 ;m is 0-2 andR.sub.13 and R.sub.19 -R.sub.22 are hydrogen or an R.sub.28 member.The above compounds are useful as herbicides.Type: GrantFiled: January 31, 1994Date of Patent: June 25, 1996Assignee: Monsanto CompanyInventors: Scott S. Woodard, Bruce C. Hamper, Kurt Moedritzer, Michael D. Rogers, Deborah A. Mischke, Gerard A. Dutra
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Patent number: 5496956Abstract: The invention herein relates to certain substituted-arylpyrazole compounds, herbicidal compositions containing same, herbicidal methods of use and processes for preparing said compounds.Type: GrantFiled: April 4, 1995Date of Patent: March 5, 1996Assignee: Monsanto CompanyInventors: Scott S. Woodard, Bruce C. Hamper, Kurt Moedritzer, Michael D. Rogers, Deborah A. Mischke, Gerard A. Dutra
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Patent number: 5489571Abstract: The invention herein relates to certain substituted-arylpyrazole compounds, herbicidal compositions containing same, herbicidal methods of use and processes for preparing said compounds.Type: GrantFiled: November 2, 1993Date of Patent: February 6, 1996Assignee: Monsanto CompanyInventors: Scott S. Woodard, Bruce C. Hamper, Kurt Moedritzer, Michael D. Rogers, Deborah A. Mischke, Gerard A. Dutra
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Patent number: 5281571Abstract: The invention herein relates to titled compounds having the structure ##STR1## wherein the R.sub.1 -(R.sub.4).sub.n members are as defined in the claims. Characteristic features of these compounds are the haloalkyl R.sub.2 radical and cyclization of two R.sub.4 members at the meta and para positions of the phenyl ring to form a substituted benzoxazinone ring fused to the phenyl or benzthiazinone ring. Such compounds are useful as active ingredients in herbicidal compositions to control undesirable weeds in various crops.Type: GrantFiled: September 25, 1991Date of Patent: January 25, 1994Assignee: Monsanto CompanyInventors: Scott S. Woodard, Bruce C. Hamper, Kurt Moedritzer, Michael D. Rogers, Deborah A. Mischke, Gerard A. Dutra
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Patent number: 5185025Abstract: The present invention relates to certain novel substituted 3-phenoxypyrazoles and their use as herbicides.Type: GrantFiled: October 13, 1989Date of Patent: February 9, 1993Assignee: Monsanto CompanyInventors: Kurt Moedritzer, Michael D. Rogers
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Patent number: 5045106Abstract: The present invention relates to certain novel substituted 3-phenoxypyrazoles and their use as herbicides.Type: GrantFiled: October 13, 1989Date of Patent: September 3, 1991Assignee: Monsanto CompanyInventors: Kurt Moedritzer, Michael D. Rogers
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Patent number: 4964895Abstract: The present invention relates to certain novel substituted 3-(4-nitrophenoxy)pyrazoles and their use as herbicides.Type: GrantFiled: January 30, 1990Date of Patent: October 23, 1990Assignee: Monsanto CompanyInventors: Kurt Moedritzer, Michael D. Rogers
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Patent number: 4855442Abstract: The present invention relates to a class of 5-haloalkyl-3-hydroxy-1-(C.sub.1-2 alkyl)pyrazoles useful as precursors for an active class of phenoxypyrazole herbicides.Type: GrantFiled: April 13, 1988Date of Patent: August 8, 1989Assignee: Monsanto CompanyInventors: Len F. Lee, Kurt Moedritzer, Michael D. Rogers
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Patent number: 4221874Abstract: The present invention relates to a process for the improvement of the flame retardant properties of a polymer composition which comprises incorporating therein an effective flame retardant amount of a halogenated phospholane oxide. The resultant products are useful as rigid or flexible foams and shaped articles having greatly improved flame retardant and smoke suppressant properties. The use of the halogenated phospholane oxide also imparts stability to the products, thus overcoming difficulties encountered with volatile phosphorus compounds which had been used heretofore with polymeric compositions such as polyurethanes.Type: GrantFiled: June 7, 1978Date of Patent: September 9, 1980Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4218365Abstract: Polyamide fibers containing one or more of a certain class of poly(copper phosphinates) have improved resistance to color fading when dyed with disperse dyes and exposed to ozone than do corresponding fibers from which the phosphinate has been omitted.Type: GrantFiled: December 1, 1978Date of Patent: August 19, 1980Assignee: Monsanto CompanyInventors: James S. Ridgway, Richard D. Chapman, Kurt Moedritzer, Oscar A. Pickett, Jr.
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Patent number: 4181646Abstract: The present invention relates to phosphorus-containing compositions which are polymeric esters having flame retardant properties and also a process for the production thereof, as well as the combinations of such phosphorus compositions with otherwise combustible base materials exemplified by various organic polymers, for example polyamides or polyesters.Type: GrantFiled: July 17, 1978Date of Patent: January 1, 1980Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4101587Abstract: Substituted phosphonium salts such as tetrakis(hydroxymethyl)phosphonium chloride are prepared by reacting a metal phosphide selected from the group consisting of lithium phosphide, sodium phosphide, potassium phosphide, beryllium phosphide, magnesium phosphide, calcium phosphide, strontium phosphide, barium phosphide, boron phosphide, aluminum phosphide, gallium phosphide, and zinc phosphide, with an aldehyde having from 1 to 12 carbon atoms, the proportion of the aldehyde being at least 4 moles per gram atom of the phosphorus in the said phosphide. The reaction is conducted with at least one and a half moles of water per gram atom of phosphorus in the said phosphide and at least one mole of mineral acid being present per gram atom of phosphorus in the said phosphide, with or without a catalyst, and in the presence of an inert gas atmosphere. The products are fire retardants.Type: GrantFiled: December 15, 1975Date of Patent: July 18, 1978Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4087403Abstract: The invention relates to novel phosphinate polymers having the formula ##STR1## WHEREIN R is a phenylene or naphthylene group in which the O substituent is nonvicinal to the ##STR2## group, R' is an alkyl group of 1 to 15 carbon atoms or an aryl group of 6 to 15 carbon atoms, and n is from 5 to 50 units. The invention also relates to a process for the production of the novel polymeric phosphinate resins, and to combinations of such polymeric phosphinates with organic polymers such as polyesters, e.g., polyethylene terepthalate, and polyamides, e.g., hexamethylene adipamide. The combination of the present polymeric phosphinates with the organic polymers makes it possible to obtain flame retardant products, for example fibers suitable for carpeting and clothing.Type: GrantFiled: March 1, 1976Date of Patent: May 2, 1978Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4087408Abstract: Polyesters containing bromine and phosphorus are provided by the copolymerization of a ternary system based upon an alcoholic component and an acidic component. The third component is a bromo bisphenol alkyl or aryl phosphine oxide ##STR1## The hydroxyl groups are present in either the para or meta positions, m plus n is from 1 to 8, preferably 1 to 4 and R is an alkyl radical of 1-10 carbon atoms, or an aryl radical of 6-10 carbon atoms. The polyesters which are obtained have flame retardant properties.Type: GrantFiled: December 15, 1976Date of Patent: May 2, 1978Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4073829Abstract: The present invention relates to phosphorus-containing compositions which are polymeric esters having flame retardant properties and also a process for the production thereof, as well as the combinations of such phosphorus compositions with otherwise combustible base materials exemplified by various organic polymers, for example polyamides or polyesters.The phosphorus compositions of the present invention are polymeric esters having as moieties thereof, (A) an aliphatic alcoholic moiety of an alcoholic reactant of 5 to 20 carbon atoms, and from 2 to 10 or preferably 2 to 6 hydroxyl functional groups, with the proviso that there is no hydrogen atom on the carbon atoms which are beta to the hydroxyl oxygen, (B) a moiety of a phosphorus-containing acid halide, ester or amide reactant of 0 to 20 carbon atoms, and having from 1 to 4 functional groups selected from the group consisting of halogen, ester (--OR) and amide (--NR.sub.Type: GrantFiled: June 14, 1976Date of Patent: February 14, 1978Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4072653Abstract: Polymeric phosphine oxides having the formula ##STR1## WHERE R is an alkyl group of from 1 to 20 carbon atoms, or an aryl group of from 6 to 20 carbon atoms, R' is a phenylene or naphthylene group, and n is from 2 to 50 or preferably 5 to 25. The invention also relates to compositions of such polymeric phosphine oxides with organic polymers such as polyesters, e.g. ethylene terephthalate and polyamides, e.g. hexamethylene adipamide. The combination of the present polymeric phosphine oxides with the organic polymers makes it possible to obtain flame retardant products useful in many applications such as for carpeting and clothing.Type: GrantFiled: May 20, 1976Date of Patent: February 7, 1978Assignee: Monsanto CompanyInventor: Kurt Moedritzer
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Patent number: 4067934Abstract: The present invention relates to novel oligomeric and polymeric condensation products of phosphine oxides, such as bis(p-hydroxyphenyl)alkyl or aryl phosphine oxides condensed with alkyl or arylphosphonic dihalides or diphenoxides, and to processes of preparing the present novel compositions of matter. The invention also includes a process of imparting fire-retardant properties to combustible materials by treatment with the condensation products of the present invention, as well as novel compositions composed of otherwise combustible base materials such as various organic polymers for example Nylon or polyethylene terephthalate having combined therewith the present condensation products.Type: GrantFiled: May 20, 1976Date of Patent: January 10, 1978Assignee: Monsanto CompanyInventors: Kurt Moedritzer, Eugene L. Ringwald
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Patent number: 3993623Abstract: The present invention relates to novel oligomeric and polymeric condensation products of phosphine oxides, such as bis(p-hydroxyphenyl)alkyl or aryl phosphine oxides condensed with alkyl or arylphosphonic dihalides or diphenoxides, and to processes of preparing the present novel compositions of matter. The invention also includes a process of imparting fire-retardant properties to combustible materials by treatment with the condensation products of the present invention, as well as novel compositions composed of otherwise combustible base materials such as various organic polymers for example Nylon or polyethylene terephthalate having combined therewith the present condensation products.Type: GrantFiled: May 5, 1975Date of Patent: November 23, 1976Assignee: Monsanto CompanyInventors: Kurt Moedritzer, Eugene L. Ringwald