Patents Examined by Lewis Gotts
  • Patent number: 4108886
    Abstract: New thiopropanoylamino acid derivatives which have the formula ##STR1## wherein R and R.sub.1 each is lower alkyl;R.sub.2 and R.sub.3 each is hydrogen or lower alkyl; or R.sub.1 can be joined to either R or to R.sub.2 in a five membered ring;R.sub.4 is hydrogen, lower alkanoyl or benzoyl;Are useful as hypotensive agents.
    Type: Grant
    Filed: March 11, 1977
    Date of Patent: August 22, 1978
    Assignee: E. R. Squibb & Sons, Inc.
    Inventor: Miguel Angel Ondetti
  • Patent number: 4107197
    Abstract: Described are .alpha.-oxy(oxo) sulfides and ethers having the generic structure: ##STR1## wherein X is one of: ##STR2## Z is one of sulfur or oxygen; when R.sub.1 and R.sub.2 are taken separately, R.sub.1 is hydrogen or methyl, and R.sub.2 is methyl; and when R.sub.1 and R.sub.2 are taken together, R.sub.1 and R.sub.2 form phenyl moieties; and Y is one of C.sub.1 -C.sub.4 alkyl, C.sub.3 or C.sub.4 alkenyl, acetyl, methoxycarbonylmethyl, or 1,3-diethylacetonyl.Addition of one or more .alpha.
    Type: Grant
    Filed: March 31, 1977
    Date of Patent: August 15, 1978
    Assignee: International Flavors & Fragrances Inc.
    Inventors: William J. Evers, Howard H. Heinsohn, Jr.
  • Patent number: 4102931
    Abstract: Certain synthetic zeolites have been found to provide high conversion over extended periods when used as catalysts in the addition reaction of hydrogen sulfide with branched, unsymmetrical olefins to produce tertiary mercaptans.
    Type: Grant
    Filed: May 17, 1977
    Date of Patent: July 25, 1978
    Assignee: Pennwalt Corporation
    Inventor: Bernard Buchholz
  • Patent number: 4102932
    Abstract: Beta,beta-dialkylethylmercaptoethoxylates as new compounds.
    Type: Grant
    Filed: January 14, 1977
    Date of Patent: July 25, 1978
    Assignee: Gulf Research & Development Company
    Inventors: Anatoli Onopchenko, Johann G. Schulz
  • Patent number: 4102910
    Abstract: Compounds of the formula ##STR1## wherein A is oxygen or --NH--, andR is straight or branched alkyl of 2 to 22 carbon atoms or straight or branched alkenyl of 3 to 18 carbon atoms,And acid addition salts thereof; the compounds as well as the salts are useful as acaricides.
    Type: Grant
    Filed: June 20, 1977
    Date of Patent: July 25, 1978
    Assignee: Celamerck GmbH & Co. KG.
    Inventors: Walter Ost, Klaus Thomas, Ricarda Prokic-Immel
  • Patent number: 4102912
    Abstract: An improvement in the process of preparing a polyhalodiphenyl carbonate containing 6-10 halogen atoms from a reaction in a basic aqueous medium of a polyhalophenol and a carbonate precursor in the presence of a suitable catalyst, the improvement comprising reacting the components at a pH above about 10.5 in the presence of a solvent in which the polyhalodiphenyl carbonate is essentially insoluble and in which color bodies associated with polyhalophenol are soluble and retained. The improved process produces a polyhalodiphenyl carbonate which is essentially colorless and which possesses a low residual chloride content.
    Type: Grant
    Filed: February 14, 1977
    Date of Patent: July 25, 1978
    Assignee: General Electric Company
    Inventor: Dennis James Carr
  • Patent number: 4101670
    Abstract: A composition useful as herbicides, germicides, and acaricides without showing toxicity to men and beasts as well as to fish and shellfishes containing as the active ingredient the compound represented by the general formula ##STR1## wherein R represents a lower alkyl group; R' represents a group shown by the formula ##STR2## (WHEREIN Y represents a halogen atom, an alkyl group, an alkoxy group, a nitro group, a methylthio group, or a trifluoromethyl group and n is an integer of 0 to 3); X represents an oxygen atom or a sulfur atom; and m is an integer of 3 to 6.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: July 18, 1978
    Assignee: Kumiai Chemical Industry Co., Ltd.
    Inventors: Kunihiko Fujimori, Kuniaki Shimizu, Haruki Ogawa
  • Patent number: 4101672
    Abstract: New glycine and alanine thioesters of the formula ##STR1## wherein R.sub.1 and R.sub.2 each represent C.sub.1 -C.sub.4 -alkoxy or halogen,R.sub.3 represents hydrogen, C.sub.1 -C.sub.3 -alkyl or halogen,R.sub.4 represents hydrogen or methyl,R.sub.5 represents methyl or ethyl,R.sub.6 represents hydrogen, C.sub.1 -C.sub.6 -alkyl which is unsubstituted or substituted by cyano or thiocyano, C.sub.2 -C.sub.4 -alkyl which is substituted by halogen, C.sub.2 -C.sub.5 -alkenyl which is unsubstituted or substituted by halogen, C.sub.2 -C.sub.4 -alkynyl or C.sub.3 -C.sub.7 -cycloalkyl, andX represents ##STR2## with the proviso that the total number of carbon atoms contained by the groups R.sub.1, R.sub.2, R.sub.3 and R.sub.4 does not exceed 8.
    Type: Grant
    Filed: September 22, 1976
    Date of Patent: July 18, 1978
    Assignee: Ciba-Geigy Corporation
    Inventors: Adolf Hubele, Walter Kunz, Wolfgang Eckhardt
  • Patent number: 4097673
    Abstract: Certain novel carbamates and thiolcarbamates are broad spectrum herbicides, which can be applied to the locus of undesired vegetation either preemergence or postemergence. Typical representatives of this class of compounds are methyl N-(N-cyclohexylcarbamoyl-N',N'-dimethylamidino)-N-methylcarbamate and methyl N-?1-(3-cyclohexyl-1-methylureido)-1-dimethylaminomethylene!carbamate.
    Type: Grant
    Filed: October 13, 1976
    Date of Patent: June 27, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Julius Jakob Fuchs
  • Patent number: 4097512
    Abstract: N-tetrachlorofluoroethylthio-halo-benzoyl anilide compounds having the formula ##STR1## in which R is chlorine, bromine, iodine or trifluoromethyl and R.sub.1 is hydrogen, halogen, trifluoromethyl, alkyl having 1 to 5 carbon atoms, alkoxy having 1 to 2 carbon atoms or alkylthio having 1 to 2 carbon atoms; and their use as fungicides.
    Type: Grant
    Filed: January 31, 1977
    Date of Patent: June 27, 1978
    Assignee: Stauffer Chemical Company
    Inventors: Hsiao-Ling Lam, Ferenc M. Pallos
  • Patent number: 4094895
    Abstract: Novel compounds having the formula ##STR1## in which X is hydrogen, mono- or dihalo or 2-methyl; Y is oxygen or sulfur; R is alkyl, lower alkenyl, chloro-lower alkenyl, carbomethoxymethyl or methyl-thiomethyl; and R.sub.1 is lower alkyl, lower alkenyl or p-chlorobenzyl, provided that if X is 4-chloro, R is other than methyl-thiomethyl. The novel compounds of this type possess aphicidal activity.Also disclosed is a novel process for making O-(substituted)benzyl thiocarbamate intermediates for these compounds.
    Type: Grant
    Filed: August 29, 1977
    Date of Patent: June 13, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Harry Tilles
  • Patent number: 4087271
    Abstract: Fruit abscission is induced by application to a fruit bearing plant of particular 1,2-bis(thioalkyl)alkanes and derivatives thereof optionally in combination with nonphytotoxic surfactant different from said alkanes and derivatives. The alkanes and derivatives have the structural formula ##STR1## wherein R is an alkyl group having 8-10 carbon atoms and both X's are the same and are selected from the group consisting of thiomethyl, thioethyl, sulfinylmethyl, sulfinylethyl, sulfonylmethyl, and sulfonylethyl.
    Type: Grant
    Filed: July 30, 1976
    Date of Patent: May 2, 1978
    Assignee: The Procter & Gamble Company
    Inventor: Tom Conrad Rheinecker
  • Patent number: 4087278
    Abstract: Chloral hydrate bis-ester of 2,2,3-trichloropropionic acid, CCl.sub.3 CH(OCOCCl.sub.2 CH.sub.2 Cl).sub.2, its preparation by reacting chloral hydrate with 2,2,3-trichloropropionyl chloride and herbicidal compositions containing chloral hydrate bis-ester of 2,2,3-trichloropropionic acid.
    Type: Grant
    Filed: September 3, 1974
    Date of Patent: May 2, 1978
    Assignee: The Dow Chemical Company
    Inventors: Yog R. Dhingra, Zdravko Jezic
  • Patent number: 4087450
    Abstract: (Polychlorophenoxy)methyl esters of thiocyanic acid of the formula ##STR1## WHEREIN X is hydrogen or chloro. The compounds are prepared by reacting substantially equimolar proportions of the appropriate polychloroanisole with phosphorous pentachloride at an elevated temperature to form the corresponding .alpha.,polychloroanisole and reacting the latter with potassium thiocyanate in an appropriate solvent at reflux temperature and recovering the (polychlorophenoxy)methyl ester of thiocyanic acid. The compounds have fungicidal and marine antifoulant activity.
    Type: Grant
    Filed: January 27, 1977
    Date of Patent: May 2, 1978
    Assignee: The Dow Chemical Company
    Inventor: James K. Pierce
  • Patent number: 4086079
    Abstract: Fruit abscission is induced by application to a fruit bearing plant of particular sulfides and sulfide derivatives optionally in combination with non-phytotoxic surfactant different from said sulfides and derivatives. The sulfides and derivatives have the structural formula RXR' wherein R' is methyl or ethyl, wherein X is selected from the group consisting of sulfide, sulfoxide and sulfone, and R is akyl or alkenyl having 10-12 carbon atoms when X is sulfide or sulfoxide and 8-14 carbon atoms when X is sulfone.
    Type: Grant
    Filed: July 30, 1976
    Date of Patent: April 25, 1978
    Assignee: The Procter & Gamble Company
    Inventors: Geneva Gail Otten, Tom Conrad Rheinecker, Ted Joe Logan
  • Patent number: 4086078
    Abstract: Certain pyridyl phthalamic acids have been found to be effective in regulating the growth of leguminous plants.
    Type: Grant
    Filed: December 22, 1976
    Date of Patent: April 25, 1978
    Assignee: Monsanto Company
    Inventors: Frederic G. Bollinger, John J. D'Amico
  • Patent number: 4086081
    Abstract: Method of preventing, for a time, growth of perennial grasses and sedges in which a halostyrene compound selected from .alpha.-(2,2,2-trichloroethyl)-m-chlorostyrene and .alpha.-(2,2,2-trichloroethyl)-m-bromostyrene is incorporated into a surface layer of the soil of a field plot infested with the tubers and/or underground stems of the said perennial grasses and sedges at a concentration in the range of about 0.25 to about 50 ppm, and more preferably about 1 to about 25 ppm within the layer, and the layer being about 1/8 to about 6 inches in thickness and the dosage rate of halostyrene compound being at least about 0.5 pound per acre and up to about 10 pounds per acre and preferably below about 4 pounds per acre. Essentially a substantial portion of the compound is incorporated in the soil above most of the tubers and/or underground stems of the perennial grasses and sedges to be controlled, or directly contacted with said tuber and/or stems.
    Type: Grant
    Filed: December 17, 1976
    Date of Patent: April 25, 1978
    Assignee: The Dow Chemical Company
    Inventors: Keith C. Barrons, Leonard L. Smith, Jr., Theodore W. Holmsen
  • Patent number: 4086265
    Abstract: A method of preparing derivatives of aromatic compounds including the catechol function ##STR1## by replacement of one of the hydroxyls by mercaptan ##STR2## Cathechol or a multi-ring compound (naphthyl-, anthryl-, phenanthryl-, etc.
    Type: Grant
    Filed: December 1, 1976
    Date of Patent: April 25, 1978
    Assignee: The Regents of the University of Minnesota
    Inventors: Raymond M. Dodson, Joseph B. Hanson
  • Patent number: 4086080
    Abstract: N-(Cycloalkylalkoxymethyl)-halogenoacetanilides are very suitable for selectively combating of weeds in cultivated plants such, for example, as maize, soya, cotton, sorghum sugar beets.
    Type: Grant
    Filed: March 2, 1977
    Date of Patent: April 25, 1978
    Assignee: Ciba-Geigy Corporation
    Inventors: Jean Claude Tournayre, Christian Vogel
  • Patent number: 4083713
    Abstract: This invention relates to the selective herbicidal activity of fluoroaminopyridazines. In particular, these compounds exhibit preemergence and postemergence herbicidal activity on many of the major weeds including perennial weeds such as nutsedge and quackgrass. These compounds are particularly effective in selectively controlling weeds in agronomic crops.
    Type: Grant
    Filed: March 14, 1975
    Date of Patent: April 11, 1978
    Assignee: Rohm and Haas Company
    Inventors: Roy Y. Yih, Wayne O. Johnson, Gerald E. Kollman