Patents by Inventor Walter P. Bland

Walter P. Bland 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).

  • 4(3H)-Oxobenzo-2,1,3-thiadiazine-2,2-dioxides
    Patent number: 4208514
    Abstract: New derivatives of 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxide and compositions and methods employing the same in the control of undesired broadleaf vegetation.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: June 17, 1980
    Assignee: The Dow Chemical Company
    Inventors: Lennon H. McKendry, Walter P. Bland
  • Postemergent herbicidal method using 8-substituted benzothiadiaziones
    Patent number: 4155746
    Abstract: Disclosed are certain novel substituted 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxide compounds and derivatives thereof and methods employing the same in the control of undesired vegetation.
    Type: Grant
    Filed: July 19, 1978
    Date of Patent: May 22, 1979
    Assignee: The Dow Chemical Company
    Inventors: Lennon H. McKendry, Walter P. Bland
  • 4(3H)-Oxobenzo-2,1,3-thiadiazine-2,2-dioxides and derivatives thereof
    Patent number: 4116672
    Abstract: Disclosed are novel 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxides and derivatives and methods employing the same in the control of undesired vegetation.
    Type: Grant
    Filed: June 20, 1977
    Date of Patent: September 26, 1978
    Assignee: The Dow Chemical Company
    Inventors: Lennon H. McKendry, Walter P. Bland
  • 4(3H)-Oxobenzo-2,1,3-thiadiazine-2,2-dioxides
    Patent number: 4054440
    Abstract: Disclosed are certain novel substituted 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxide compounds and derivatives thereof and compositions and methods employing the same in the control of undesired vegetation.
    Type: Grant
    Filed: February 23, 1976
    Date of Patent: October 18, 1977
    Assignee: The Dow Chemical Company
    Inventors: Lennon H. McKendry, Walter P. Bland
  • 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxides and derivatives thereof
    Patent number: 4051130
    Abstract: Disclosed are novel 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxides and derivatives and methods employing the same in the control of undesired vegetation.
    Type: Grant
    Filed: March 12, 1976
    Date of Patent: September 27, 1977
    Assignee: The Dow Chemical Company
    Inventors: Lennon H. McKendry, Walter P. Bland
  • 4 (3H)-Oxobenzo-2,1,3-thiadiazine-2,2-dioxides
    Patent number: 3940389
    Abstract: Disclosed are certain novel substituted 4(3H)-oxobenzo-2,1,3-thiadiazine-2,2-dioxide compounds and derivatives thereof and methods employing the same in the control of undesired vegetation.
    Type: Grant
    Filed: August 15, 1974
    Date of Patent: February 24, 1976
    Assignee: The Dow Chemical Company
    Inventors: Lennon H. McKendry, Walter P. Bland