Patents Assigned to Ecoval INC
  • Insecticidal composition
    Patent number: 6586470
    Abstract: An aqueous insecticide composition consisting essentially of acetic acid and at least one additional acid selected from the group consisting of citric acid, malic acid and ascorbic acid.
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: July 1, 2003
    Assignee: Ecoval INC
    Inventors: John S. Lojek, Margaret Anne Lojek
  • Herbicidal composition and use
    Patent number: 5888938
    Abstract: A herbicidal composition, which can be formulated for selective or total kill of vegetation or as a growth regulator, comprises a synergistic combination of acetic acid and citric acid.
    Type: Grant
    Filed: June 24, 1997
    Date of Patent: March 30, 1999
    Assignee: Ecoval Inc.
    Inventor: John S. Lojek
  • Synergistic herbicidal composition comprising vinegar and lemon juice
    Patent number: 5705455
    Abstract: A herbicidal composition, which can be formulated for selective or total kill of vegetation of as a growth regulator, comprises a synergistic combination of acetic acid and citric acid.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: January 6, 1998
    Assignee: Ecoval Inc.
    Inventor: John S. Lojek
  • Herbicidal composition consisting essentially of acetic acid and citric acid
    Patent number: 5573997
    Abstract: An aqueous herbicidal composition consisting essentially of about 1-5 wt. % acetic acid and 0.25 to 2.5 wt. % citric acid in a ratio of acetic:citric of about 4:1 to about 2:1.
    Type: Grant
    Filed: July 18, 1994
    Date of Patent: November 12, 1996
    Assignee: Ecoval Inc.
    Inventor: John S. Lojek