Patents by Inventor Robert Ziek

Robert Ziek 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).

  • Process for bottling liquid products which will contain fragrance oils
    Patent number: 4918903
    Abstract: A process for packaging, especially bottling, a liquid product which will contain a fragrance oil or other material capable of adversely affecting a capping or other package closure operation if said oil or material came in contact with a mating sealing edge thereof, the process comprising sequentially filling the liquid product and fragrance oil or other material into a package, the fragrance oil or other material being added to said package in temporarily bound form.
    Type: Grant
    Filed: June 2, 1989
    Date of Patent: April 24, 1990
    Assignee: The Drackett Company
    Inventors: Sylvester Holston, Robert Ziek, William Woodruff