Patents by Inventor Llewellyn W. Fancher

Llewellyn W. Fancher 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).

  • Patent number: 4104375
    Abstract: Insecticidally active compounds are disclosed, defined by the general formula ##STR1## in which R is hydrogen or methyl;R.sup.1 is hydrogen or methyl;R.sup.2 is a member selected from the group consisting of methyl, methoxy, ethyl, and ethoxy;R.sup.3 is alkoxy having 1 to 6 carbon atoms; andX is oxygen or sulfur.
    Type: Grant
    Filed: February 24, 1977
    Date of Patent: August 1, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 4097605
    Abstract: Miticidally active compounds, which are defined by the following generic formula ##STR1## wherein R and R.sub.1 in general are selected from the group consisting of benzhydryl, 3'-(2'-ethylhexoxy)-propyl, allyl, cyclohexyl, cycloheptyl, and alkyl, are described herein.
    Type: Grant
    Filed: November 15, 1976
    Date of Patent: June 27, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 4094974
    Abstract: Insecticidally active compounds are disclosed, defined by the general formula ##STR1## in which R is alkyl or alkoxy each having 1 to 6 carbon atoms;R.sup.1 is alkoxy having 1 to 6 carbon atoms; andX is oxygen or sulfur.
    Type: Grant
    Filed: February 24, 1977
    Date of Patent: June 13, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 4086239
    Abstract: Insecticidally active compounds are disclosed, defined by the general formula ##STR1## in which R.sup.1 is methoxy, ethoxy, or alkyl having from 1 to 10 carbon atoms;R.sup.2 is alkoxy having from 1 to 10 carbon atoms;R.sup.3 is hydrogen or phenyl; andX is sulfur or oxygen;And intermediates for the preparation of such compounds defined by the general formula ##STR2## IN WHICH R.sup.3 is as defined above.
    Type: Grant
    Filed: July 1, 1977
    Date of Patent: April 25, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 4078079
    Abstract: This invention relates to the utility of certain thiocyano-xanthates as biocidal and miticidal agents having the formula ##STR1## wherein X equals -O or -S; and R is selected from the group consisting of alkyl containing from 1 to 7 carbon atoms, alkoxyalkyl containing from 2 to 7 carbon atoms, naphthyl, phenyl and substituted phenyl wherein the substituents can be selected from the group consisting of alkyl containing from 1 to 3 carbon atoms, alkoxy containing from 1 to 3 carbon atoms, halogen and nitro. The compounds of this invention are biocidally and miticidally active.
    Type: Grant
    Filed: March 15, 1976
    Date of Patent: March 7, 1978
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 4062892
    Abstract: Compound having the formula ##STR1## wherein R can be selected from the group consisting of benzhydryl and lower alkyls having from about 5 to about 8 carbon atoms; R.sub.1 can be selected from the group of alkenyl, methyl thiomethyl, aryl, aralkyl, substituted aralkyl, cycloalkyl and lower alkyls, having from about 1 to about 6 carbon atoms; R.sub.2 can be selected from the group consisting of alkenyl, aryl, aralkyl, methyl thiomethyl, cycloalkyl and lower alkyls, having from about 5 to about 10 carbon atoms and X can be selected from the group consisting of organic acids, inorganic acids or is non-existant, thus forming a free base, the organic and inorganic acids are preferably those selected from the group consisting of HI, HBr, HCl, H.sub.2 SO.sub.4, (COOH).sub.2, Chrysanthemumic acid, HCO.sub.2 CH.sub.3, ##STR2## These compounds are active insecticides, miticides and lepidoptericides which can be applied to insects, mites or lepidoptera at any stage of development.
    Type: Grant
    Filed: March 7, 1977
    Date of Patent: December 13, 1977
    Assignee: Stauffer Chemical Company
    Inventors: Llewellyn W. Fancher, Ashley H. Freiberg
  • Patent number: 4058535
    Abstract: This invention relates to a process for manufacturing phosphono imidate compounds corresponding to the formula: ##STR1## wherein R can be selected from alkylene having at least 2 carbon atoms, alkenylene having at least 2 carbon atoms, cycloalkylene, arylene, substituted arylene wherein the substituents can be halo or nitro; R.sub.1 can be alkyl; R.sub.2 can be selected from alkyl, alkenyl, alkynyl, cyano alkyl, aralkyl, alkanoyl alkyl, alkylmercapto alkyl, N-thiazolyl acetamido, phthalimido alkyl, arylthioalkyl, haloarylthioalkyl, thiocyanoalkyl and mixtures thereof.
    Type: Grant
    Filed: July 24, 1975
    Date of Patent: November 15, 1977
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 4000253
    Abstract: New compounds having the formula: ##STR1## in which R is hydrogen or methyl and R.sub.1 can be selected from the group consisting of lower alkyl, alkenyl, cyclohexyl, phenyl and substituted phenyl in which the substituents can be selected from the group consisting of halo, lower alkoxy, nitro, lower alkyl and thio-lower alkyl. The compounds are useful as fungicides, bactericides and algaecides.
    Type: Grant
    Filed: March 12, 1975
    Date of Patent: December 28, 1976
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 3975419
    Abstract: Novel compounds of the general formula: ##SPC1##Wherein X is oxygen or sulfur; and R is selected from the group consisting of alkyl containing 1 through 8 carbon atoms, halosubstituted alkyl containing 1 through 8 carbon atoms, phenyl, benzyl, and halosubstituted phenyl are herbicidally active.
    Type: Grant
    Filed: December 10, 1975
    Date of Patent: August 17, 1976
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 3969509
    Abstract: This invention relates to the utility of certain benzamides as bactericidal agents having the formula ##SPC1##Wherein R is halogen substituted phenyl, preferably mono or di halogen substituted at least one of which is in the meta position and R' is selected from the group consisting of hydrogen and phenyl. Said compounds are bactericidally active.
    Type: Grant
    Filed: March 21, 1975
    Date of Patent: July 13, 1976
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 3969511
    Abstract: Compound having the formula ##EQU1## wherein R can be selected from the group consisting of benzhydryl and lower alkyls having from about 5 to about 8 carbon atoms; R.sub.1 can be selected from the group of alkenyl, methyl thiomethyl, aryl, aralkyl, substituted aralkyl, cycloalkyl and lower alkyls, having from about 1 to about 6 carbon atoms; R.sub.2 can be selected from the group consisting of alkenyl, aryl, aralkyl, methyl thiomethyl, cycloalkyl and lower alkyls, having from about 5 to about 10 carbon atoms and X can be selected from the group consisting of organic acids, inorganic acids or is non-existant, thus forming a free base, the organic and inorganic acids are preferably those selected from the group consisting of HI, HBr, HCl, H.sub.2 SO.sub.4, (COOH).sub.2, Chrysanthemumic acid, HCO.sub.2 CH.sub.3, ##SPC1##(i-C.sub.3 H.sub.7 O).sub.2 P(S)SH,and CH.sub.3 (CH.sub.2).sub.7 CH=CH(CH.sub.2).sub.7 COOH.
    Type: Grant
    Filed: November 15, 1974
    Date of Patent: July 13, 1976
    Assignee: Stauffer Chemical Company
    Inventors: Llewellyn W. Fancher, Ashley H. Freiberg
  • Patent number: 3965137
    Abstract: This invention relates to the utility of certain thiocyano xanthates as biocidal and miticidal agents having the formula ##EQU1## wherein X equals --O or --S; and R is selected from the group consisting of alkyl containing from 1 to 7 carbon atoms, alkoxyalkyl containing from 2 to 7 carbon atoms, napthyl, phenyl and substituted phenyl wherein the substituents can be selected from the group consisting of alkyl containing from 1 to 3 carbon atoms, alkoxy containing from 1 to 3 carbon atoms, halogen and nitro. The compounds of this invention are biocidally and miticidally active.
    Type: Grant
    Filed: March 31, 1975
    Date of Patent: June 22, 1976
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher
  • Patent number: 3956430
    Abstract: Compounds of the formula ##EQU1## in which R is alkoxy having 1 to 5 carbon atoms; R.sup.1 is alkyl having 1 to 5 carbon atoms or alkoxy having 1 to 5 carbon atoms; X is hydrogen, chlorine, bromine, methyl, methoxy or ethoxy and Y is hydrogen, chlorine, bromine, methyl, methoxy or ethoxy as insecticides, acaricides or herbicides.
    Type: Grant
    Filed: February 21, 1975
    Date of Patent: May 11, 1976
    Assignee: Stauffer Chemical Company
    Inventor: Llewellyn W. Fancher