Patents Examined by Lewis Gotts
  • Patent number: 4082808
    Abstract: Novel thiobis-2,6-disubstituted phenols are described which are useful as monomers in the synthesis of polycarbonates, polyesters, epoxy resins, among many others chemicals synthesized from polyhydric phenols. In addition, the thiobisphenols are also useful as antioxidants.
    Type: Grant
    Filed: January 19, 1976
    Date of Patent: April 4, 1978
    Assignee: General Electric Company
    Inventor: Allan S. Hay
  • Patent number: 4082537
    Abstract: The invention is a solid herbicidal composition comprising a molecular solution of sodium dialkyl C.sub.6 -C.sub.8 sulfosuccinate or ethoxylated .beta.-diamines in 2,6-dinitroanilines. The solution of the surfactant in the 2,6-dinitroaniline prevents formation of large crystals of the herbicides when in wettable powder form.
    Type: Grant
    Filed: March 23, 1977
    Date of Patent: April 4, 1978
    Assignee: American Cyanamid Company
    Inventor: Joseph John Dudkowski
  • Patent number: 4081550
    Abstract: Ketoalkanesulfenyl and ketoalkanethiosulfenyl carbamates exhibit exceptional pesticidal activity.
    Type: Grant
    Filed: May 20, 1976
    Date of Patent: March 28, 1978
    Assignee: Union Carbide Corporation
    Inventor: Themistocles D. J. D'Silva
  • Patent number: 4078913
    Abstract: A compound of the general formula ##STR1## wherein Z is a hydrogen atom or a lower alkyl group; R.sub.1 is a hydrogen atom or an alkyl group; and R.sub.2 is a lower alkyl group or a phenyl group, which may have one or more lower alkyl, lower alkoxy, nitro, phenyl or trifluoromethyl groups or one or more halogen atoms as benzene substituent is found to be useful as a herbicide selectively combating weeds belonging to barnyardgrass of Gramineae and to Cyperacceae, without causing any phytotoxicity to rice plants.
    Type: Grant
    Filed: July 18, 1975
    Date of Patent: March 14, 1978
    Inventors: Tetsuo Takematsu, Shizuo Ohga, Akira Terakawa, Masatomo Ito, Hiroshi Kubo, Nansho Seki
  • Patent number: 4076516
    Abstract: Aquatic herbicides of improved activity are afforded by applying them beneath the surface of waters that contain undesirable aquatic vegetation, said application being performed in the presence of a water-soluble vinyl addition polymer having a molecular weight of at least 10,000.
    Type: Grant
    Filed: May 19, 1977
    Date of Patent: February 28, 1978
    Assignee: Nalco Chemical Company
    Inventors: Joseph F. Vartiak, George E. Wortley
  • Patent number: 4076519
    Abstract: N-Substituted perfluoroalkanesulfonamides of the formula: ##STR1## WHEREIN R.sub.f is perfluoroalkyl group containing one to four carbon atoms, each Y is a non-cyclic group which can contain only carbon, hydrogen, oxygen, sulfur, nitrogen and halogen and m is 1-5, provided that all of the Y groups together contain not more than about twenty carbon atoms and that at least one of the Y groups contains a heteroatom selected from oxygen, sulfur, nitrogen and halogen. Also included are salts of these compounds, compositions containing the compounds of the present invention and processes for their preparation and use. The compounds are active as herbicides and plant growth modifiers.
    Type: Grant
    Filed: October 1, 1975
    Date of Patent: February 28, 1978
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Joseph Kenneth Harrington, Donald C. Kvam, Arthur Mendel, Jerry E. Robertson
  • Patent number: 4074999
    Abstract: Cyclic thiazines of the formula ##STR1## where the R's are hydrogen or a substituted group such as a hydrocarbon group, i.e., alkyl, etc. and N is a cyclic moiety, Z is S, ##STR2## and X is an anion, are prepared by reacting a cyclic secondary amine salt with a divinyl sulfur compound. These are illustrated by the reaction of piperidine hydrochloride with divinyl sulfone to yield ##STR3## These products have a wide variety of uses including their use as microbiocides, etc.
    Type: Grant
    Filed: May 29, 1973
    Date of Patent: February 21, 1978
    Assignee: Petrolite Corporation
    Inventor: Patrick M. Quinlan
  • Patent number: 4075000
    Abstract: A class of 4-amino-3,3-dimethyl-1-phenyl-2-azetidinones reduce the vigor of unwanted herbaceous plants to which the compounds are applied. The compounds are effective when applied either preemergence or postemergence at rates from about 2 to about 20 kg./ha.
    Type: Grant
    Filed: May 27, 1975
    Date of Patent: February 21, 1978
    Assignee: Eli Lilly and Company
    Inventor: Riaz F. Abdulla
  • Patent number: 4074998
    Abstract: A method of controlling aquatic weeds which comprises adding to a body of water containing the aquatic weeds a substituted phenoxy(phenylthio)alkylamine in sufficient quantity to kill the weeds.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: February 21, 1978
    Assignee: Eli Lilly and Company
    Inventor: William B. Lacefield
  • Patent number: 4075005
    Abstract: Herbicidal compositions containing as active ingredients quaternary bipyridylium herbicides and additionally containing as a safety factor, an odorant alkyl carboxylic acid such as valeric acid and butyric acid.
    Type: Grant
    Filed: December 27, 1976
    Date of Patent: February 21, 1978
    Assignee: Imperial Chemical Industries Limited
    Inventors: David Alan Knowles, Clive Gilroy Robson
  • Patent number: 4075007
    Abstract: N-chloro chloroalkanamides or chloro hydrocarbyl substituted alkanamides of the formula ##STR1## where R.sub.1 is hydrogen or alkyl of 1 to 6 carbon atoms, R.sub.4 is alkylene or chloroalkylene of 1 to 5 carbon atoms, n is 0 or 1, R.sub.2 and R.sub.3 are hydrogen, chlorine, alkyl of 1 to 4 carbon atoms, alkaryl of up to 8 carbon atoms or aryl of up to 8 carbon atoms, have been found useful as herbicides. Preferably n is 0 and R.sub.2 and R.sub.3 are hydrogen chlorine, phenyl or alkyl or 1 to 2 carbon atoms. Most preferably R.sub.2 and R.sub.3 are hydrogen or chlorine.
    Type: Grant
    Filed: May 17, 1974
    Date of Patent: February 21, 1978
    Assignee: National Patent Development Corporation
    Inventors: Sol J. Barer, Richard F. Stockel
  • Patent number: 4073638
    Abstract: A method of stimulating the growth of woody stemmed plants by applying to the plants S-ethyl-N,N-dipropylthiocarbamate alone or combined with N,N-di-n-propyl-4-trifluoromethyl-2,6-dinitroaniline, known generally as trifluralin.
    Type: Grant
    Filed: April 22, 1976
    Date of Patent: February 14, 1978
    Inventor: Robert R. MacMurray
  • Patent number: 4073637
    Abstract: A combination of cycloheximide and certain imides or carbamates is a synergistic composition capable of promoting fruit, especially citrus fruit, abscission when applied to trees bearing same.
    Type: Grant
    Filed: August 11, 1975
    Date of Patent: February 14, 1978
    Assignee: Diamond Shamrock Corporation
    Inventors: Robert E. Holm, Robert D. Battershell
  • Patent number: 4074043
    Abstract: Air classification of finely ground crude tamarind gum provides a purified tamarind seed polysaccharide. The crude gum may also be admixed with finely divided siliceous matter or may be defatted prior to air classification to increase the degree of purification.
    Type: Grant
    Filed: March 15, 1976
    Date of Patent: February 14, 1978
    Assignee: General Mills Chemicals, Inc.
    Inventors: Duane A. Jones, Wesley A. Jordan
  • Patent number: 4072495
    Abstract: 5-Benzofuranyl esters of the general formula ##STR1## wherein the substituents are as defined in the specification, possess physiological activity, particularly plant physiological activity and may be used as herbicides, plant growth regulants, fungicides, insecticides and anthelmintics.
    Type: Grant
    Filed: January 12, 1976
    Date of Patent: February 7, 1978
    Assignee: Fisons Limited
    Inventors: Peter S. Gates, John Gillon, David T. Saggers
  • Patent number: 4072704
    Abstract: Multi-block coupled polyoxyalkylene copolymer surfactants are prepared from individual blocks of polymers and copolymers of alkylene oxides by reacting these with bifunctional compounds to form polycarbonate esters and polyformals.
    Type: Grant
    Filed: February 2, 1976
    Date of Patent: February 7, 1978
    Assignee: BASF Wyandotte Corporation
    Inventor: William K. Langdon
  • Patent number: 4071348
    Abstract: The control of undesirable secondary growth in plants is accomplished by applying thereto a composition comprising a monoalkyl ester of a dibasic acid (e.g., succinic acid) and a surface active agent.
    Type: Grant
    Filed: April 5, 1973
    Date of Patent: January 31, 1978
    Assignee: Akzona Incorporated
    Inventor: Walter W. Abramitis
  • Patent number: 4071617
    Abstract: Flowable aqueous pesticidal concentrates comprising water, 10 to 80% by weight, based on the water, of a water-insoluble solid particulate pesticide and a vinyl alcohol/vinyl acetate polymer having about 5 to 15 mols of vinyl acetate per 100 mols of copolymer and a molecular weight of at least 50,000, wherein the weight ratio of pesticide to copolymer is in the range of 1:1 and 1000:1. These concentrates are compatible with other agricultural chemicals systems. This application is a continuation of application Ser. No. 206,516, filed Dec. 9, 1971 now abandoned, which in turn is a continuation of application Ser. No. 829,769, filed June 2, 1969, now abandoned.
    Type: Grant
    Filed: February 9, 1976
    Date of Patent: January 31, 1978
    Assignee: Chevron Research Company
    Inventors: Thomas M. Graves, Theodore H. Koundakjian
  • Patent number: 4070388
    Abstract: Polymeric materials represented by the general structure ##STR1## WHERE Q is a polymeric segment of ethylenically unsaturated monomers, lacking Zerewitinoff hydrogen atoms;X is the residue of a chain transfer agent;Y is the residue of a di-, tri- or tetraisocyanate radical after removal of isocyanate groups;A is the residue of an acid radical having a pk.sub.a value of -1 to 6; andm and n are 1, 2 or 3, (the total not exceeding 4),Are useful as aids for dispersing solid particles in organic liquids.
    Type: Grant
    Filed: November 10, 1976
    Date of Patent: January 24, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Frank N. Jones
  • Patent number: 4069037
    Abstract: 1-Methyl-3-cyclohexyl-6-dimethylamino-s-triazine-2,4(1H,3H)-dione ##STR1## is useful for the selective control of many broadleaved and grassy weeds in pineapple crops.
    Type: Grant
    Filed: October 28, 1976
    Date of Patent: January 17, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Arlyn Wayne Evans