Patents by Inventor William A. McMahon, Jr.

William A. McMahon, Jr. 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).

  • Publication number: 20240122180
    Abstract: Disclosed is a fungicidal composition comprising (a) at least one compound selected from the compounds of Formula 1, including all geometric and stereoisomers, tautomers, A-oxides, and salts thereof, wherein E, L, J, A and T are as defined in the disclosure; and (b) at least one additional fungicidal compound. Also disclosed is a method for controlling plant diseases caused by fungal plant pathogens comprising applying to the plant or portion thereof, or to the plant seed, a fungicidally effective amount of a compound of Formula 1, an A-oxide, or salt thereof (e.g., as a component in the aforesaid composition). Also disclosed is a composition comprising: (a) at least one compound selected from the compounds of Formula 1 described above, A-oxides, and salts thereof; and at least one invertebrate pest control compound or agent.
    Type: Application
    Filed: March 11, 2021
    Publication date: April 18, 2024
    Inventors: Robert James PASTERIS, Travis Chandler MCMAHON, Hengbin WANG, Alvin Donald CREWS, JR., Liana HIE, Earl William REED, Srinivas CHITTABOINA, Ravisekhara P. REDDY, Srinivasa Rao UPPALAPATI, Yuzhong CHEN, Byron VEGA-JIMENEZ
  • Patent number: 4885327
    Abstract: A polymeric decontamination composition comprising a polymeric reaction product resulting from the reaction of a polyvinylbenzyl halide and a monomeric amine admixed with an alkali metal hydroxide solution capable of swelling said polymeric reaction product and the method of making the composition.
    Type: Grant
    Filed: November 18, 1987
    Date of Patent: December 5, 1989
    Assignee: Southwest Research Institute
    Inventors: William A. McMahon, Jr., David A. Trujillo, Robert E. Lyle, Jr.
  • Patent number: 4883608
    Abstract: A polymeric chemical warfare agent decontamination composition comprising a polymeric quaternary pyridinium salt resulting from the reaction of a polyvinylbenzyl salt and a di(C.sub.l -C.sub.n alkyl) aminopyridine wherein n is 20 or higher, and the method of making such pyridinium salt is disclosed wherein the reaction product is a polymer of the formula: ##STR1## wherein R is a C.sub.1 to C.sub.20 or higher alkyl group.
    Type: Grant
    Filed: November 18, 1987
    Date of Patent: November 28, 1989
    Assignee: Southwest Research Institute
    Inventors: David A. Trujillo, William A. McMahon, Jr., Robert E. Lyle, Jr.