Patents Represented by Attorney Raymond Owyang
  • Patent number: 4068000
    Abstract: Mite eggs are killed by applying thereto N-tetrachloroethylthio-substituted halomethanesulfonamides of the formula ##STR1## wherein R is alkyl, cycloalkyl, aryl, X is fluoro, chloro, bromo or iodo and R' is tetrachloroethyl.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: January 10, 1978
    Assignee: Chevron Research Company
    Inventor: Laroy H. Edwards
  • Patent number: 4065291
    Abstract: Herbicidal compounds of the formula ##STR1## wherein X is hydrogen, fluoro, chloro, bromo, iodo, trifluoromethyl, trichloromethyl, alkyl, alkoxy or cyano and n is 1, 2 or 3.
    Type: Grant
    Filed: June 18, 1976
    Date of Patent: December 27, 1977
    Assignee: Chevron Research Company
    Inventor: John W. Kobzina
  • Patent number: 4059590
    Abstract: 4-HALO-5-ARYL-1,2,3-DITHIAZOLE, USEFUL AS FUNGICIDES, OVICIDES, INSECTICIDES AND HERBICIDES, ARE PREPARED BY REACTING A N-aryl cyanothioformamide and a sulfur dihalide in the presence of a catalytic amount of a formamide compound or quaternary ammonium salt.
    Type: Grant
    Filed: June 21, 1976
    Date of Patent: November 22, 1977
    Assignee: Chevron Research Company
    Inventor: Joseph E. Moore
  • Patent number: 4049421
    Abstract: Novel 2-(N,N-dialkylamino)-3,5-dinitrothiophenes have bactericidal, fungicidal and herbicidal activity.
    Type: Grant
    Filed: June 25, 1976
    Date of Patent: September 20, 1977
    Assignee: Chevron Research Company
    Inventor: Leroy H. Edwards
  • Patent number: 4049679
    Abstract: O,S-dihydrocarbylphosphoroamidothioates and S,S-dihydrocarbylphosphoroamidodithioates have a high degree of insecticidal activity with relatively low mammalian toxicity.
    Type: Grant
    Filed: December 21, 1972
    Date of Patent: September 20, 1977
    Assignee: Chevron Research Company
    Inventor: Philip S. Magee
  • Patent number: 4049778
    Abstract: Improved-strength particulate ammonium nitrate containing minor amounts of ferric phosphate is produced by forming the ferric phosphate in situ in aqueous or molten ammonium nitrate from a ferric salt and phosphoric acid. Further improvement in strength is obtained by additionally incorporating minor amounts of calcium sulfate.
    Type: Grant
    Filed: May 3, 1973
    Date of Patent: September 20, 1977
    Assignee: Chevron Research Company
    Inventor: Clive Hodgson
  • Patent number: 4041159
    Abstract: Compounds of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 are alkyl and R.sup.4 is alkyl, haloalkyl or aryl.
    Type: Grant
    Filed: February 12, 1976
    Date of Patent: August 9, 1977
    Assignee: Chevron Research Company
    Inventors: James L. Platt, William L. Schinski
  • Patent number: 4035489
    Abstract: Calcium and barium bis-O,S-dialkyl-N-alkanoylphosphoroamidothioate salts have high insecticidal activity and are substantially more stable than the corresponding O,S-dialkyl-N-alkanoylphosphoroamidothioate compound.
    Type: Grant
    Filed: August 16, 1976
    Date of Patent: July 12, 1977
    Assignee: Chevron Research Company
    Inventor: Roy B. Flay
  • Patent number: 4034105
    Abstract: This invention relates to novel N-alkyl-N-cyanoformyl carbamates and N-alkyl-N-cyanoformyl thiolcarbamates and their use as nematocides.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: July 5, 1977
    Assignee: Chevron Research Company
    Inventor: Malcolm S. Singer
  • Patent number: 4031247
    Abstract: Vinyl 2-arylthiovinyl and vinyl 2-alkylthiovinyl sulfones, having fungicidal and algicidal activity, are prepared by the addition of arylsulfenyl halides or alkylsulfenyl halides to divinyl sulfone and the dihydrohalogenation of the resulting 1,2-addition product.
    Type: Grant
    Filed: August 19, 1976
    Date of Patent: June 21, 1977
    Assignee: Chevron Research Company
    Inventor: Philip S. Magee
  • Patent number: 4030906
    Abstract: Novel N-haloacetyl-1,2-dihydro-4H-3,1-benzoxazines which have utility as herbicides.
    Type: Grant
    Filed: October 20, 1975
    Date of Patent: June 21, 1977
    Assignee: Chevron Research Company
    Inventor: John W. Kobzina
  • Patent number: 4025585
    Abstract: Compounds of the formula ##STR1## wherein R.sub.1 and R.sub.2 are independently alkyl of 1 to 8 carbon atoms, or alkenyl of 2 to 8 carbon atoms, R.sub.3 is hydrogen or alkyl of 1 to 4 carbon atoms, and R.sub.4 is hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl of 2 to 4 carbon atoms, aryl of 6 to 15 carbon atoms optionally substituted with halogen atoms or alkyl groups of 1 to 4 carbon atoms or an acyl group of 2 to 4 carbon atoms, with the proviso that R.sub.3 and R.sub.4 may be joined to form an alkylene radical of 2 to 5 carbon atoms. The compounds possess insecticidal and herbicidal activity.
    Type: Grant
    Filed: March 1, 1976
    Date of Patent: May 24, 1977
    Assignee: Chevron Research Company
    Inventor: Francis J. Freenor, III
  • Patent number: 4024141
    Abstract: Triazines of the formula ##STR1## wherein R is chlorine, methoxy or methylthio, R' is alkyl, alkenyl or alkoxyalkyl; R.sup.2, R.sup.3, R.sup.4 and R.sup.5 are hydrogen or alkyl; R.sup.6 is alkyl, aryl or haloaryl; and Y is oxygen or sulfur, are useful as herbicides.
    Type: Grant
    Filed: December 29, 1975
    Date of Patent: May 17, 1977
    Assignee: Chevron Research Company
    Inventor: John W. Kobzina
  • Patent number: 4016275
    Abstract: Compounds of the formula ##STR1## wherein R, R.sup.1 and R.sup.2 are hydrogen, halogen, hydroxy, alkyl or alkenyl optionally substituted with halogen atoms and R.sup.3 is a haloalkyl, haloalkenyl or aryl group, possess morphogenetic hormonal mimetic insecticidal activity.
    Type: Grant
    Filed: July 3, 1975
    Date of Patent: April 5, 1977
    Assignee: Chevron Research Company
    Inventor: Joseph E. Moore
  • Patent number: 4013774
    Abstract: This invention is directed to 2,3-dihydro-2,2-dialkyl benzofuranyl N-thio-substituted carbamates and their use as insecticides.
    Type: Grant
    Filed: June 13, 1975
    Date of Patent: March 22, 1977
    Assignee: Chevron Research Company
    Inventors: Melancthon S. Brown, deceased, Gustave K. Kohn
  • Patent number: 4012436
    Abstract: N-substituted-thio N-alkyl carbamoyl chlorides are prepared by reacting an N-arylthio- or N-aliphaticthio-N-alkylamine with phosgene. The N-arylthio- or N-aliphaticthio-N-alkyl carbamoyl chlorides are useful intermediates for the preparation of pesticides.
    Type: Grant
    Filed: February 12, 1975
    Date of Patent: March 15, 1977
    Assignee: Chevron Research Company
    Inventor: Joseph E. Moore
  • Patent number: 4012519
    Abstract: 3-(N-acyl-N-arylamino)-gamma-lactones, delta-lactones, gamma-lactams and delta-lactams have fungicidal activity.
    Type: Grant
    Filed: November 12, 1975
    Date of Patent: March 15, 1977
    Assignee: Chevron Research Company
    Inventor: David Cheong King Chan
  • Patent number: 4012526
    Abstract: Fungal growth in animal feedstuffs is inhibited by the use of di-carboxylic acid esters and compositions thereof. In addition to inhibiting the growth of fungi, the di-carboxylic acid esters increase the nutritional value of the animal feedstuff treated, and promote greater weight gain and feed efficiency response in animals fed the treated feedstuff compositions.
    Type: Grant
    Filed: July 21, 1975
    Date of Patent: March 15, 1977
    Assignee: Chevron Research Company
    Inventors: Daniel L. Kensler, Jr., Gustave K. Kohn, David D. Walgenbach
  • Patent number: 4012225
    Abstract: Herbicidal compounds of the formula ##STR1## wherein R is alkyl, cycloalkyl or phenyl substituted with up to 2 fluorine, chlorine, bromine, trifluoromethyl, nitro, lower alkoxy, lower alkyl, or phenoxy, phenylthio or phenylsulfonyl substituted with up to 2 fluorine or chlorine atoms; R.sup.1 is hydrogen or alkyl; R.sup.2 is alkyl; Z is halogen; Y is hydrogen or Z; and R.sup.3 is hydrogen or alkyl.
    Type: Grant
    Filed: May 30, 1975
    Date of Patent: March 15, 1977
    Assignee: Chevron Research Company
    Inventor: Malcolm Scott Singer
  • Patent number: 4007175
    Abstract: Compounds of the formula ##STR1## wherein R, R.sup.1 and R.sup.2 are independently hydrogen; alkoxy of 1 to 6 carbon atoms; aliphatic or cycloaliphatic hydrocarbyl of 1 to 10 carbon atoms optionally substituted wih halogen atoms; carbocyclic aryl of 6 to 15 carbon atoms optionally substituted with halogen atoms, nitro groups, alkyl groups, alkoxy groups or trifluoromethyl; or a heterocyclic group of 1 hetero oxygen, sulfur or nitrogen atoms and 4 to 5 annular carbon atoms and a total of 4 to 8 carbon atoms, find use as herbicides.
    Type: Grant
    Filed: August 4, 1975
    Date of Patent: February 8, 1977
    Assignee: Chevron Research Company
    Inventor: Hans Georg Franke