Patents by Inventor Florren E. Long

Florren E. Long 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).

  • Window bag for liquids
    Patent number: 4509197
    Abstract: A novel heat-sealed and heat-sterilizable construction with an opaque member readily peelable to provide a view of the contents of the bag.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: April 2, 1985
    Assignee: Ludlow Corporation
    Inventor: Florren E. Long
  • Thermally-processable flexible package and process for using same
    Patent number: 4323586
    Abstract: The invention relates to a novel duplex pouch structure which provides an improved means to package and process retortable foods and also provides a mechanically superior package which can be transported with only moderate protection, and yet will sustain minimal damage.
    Type: Grant
    Filed: October 20, 1980
    Date of Patent: April 6, 1982
    Assignee: Ludlow Corporation
    Inventor: Florren E. Long
  • Laminate with heat-sealable polyester foil and package
    Patent number: 4322003
    Abstract: An improved flexible package for use in packaging acids, oxidants and the like is constructed with a laminate comprising, at least, an amorphous polyester ply and a metal foil ply. The package is characterized by a superior combination of excellent stability in heatsealing operations over a wide range of conditions and extraordinary chemical resistance to oxidants and acids.
    Type: Grant
    Filed: March 26, 1980
    Date of Patent: March 30, 1982
    Assignee: Ludlow Corporation
    Inventor: Florren E. Long