Patents by Inventor Jack Zarov

Jack Zarov 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).

  • Drain cleaner package
    Patent number: 4426003
    Abstract: A drain cleaner package which reduces the hazards of handling a caustic material, such as sulfuric acid, or an aqueous alkali metal hydroxide solution in a container by providing a layer of immiscible liquid in the container above the caustic material. In a preferred embodiment, the container is a bottle with a narrowed neck.
    Type: Grant
    Filed: February 8, 1982
    Date of Patent: January 17, 1984
    Inventor: Jack Zarov