Patents by Inventor Henry Gajewski

Henry Gajewski 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).

  • Multi-layered plastic sheeting having high clarity, strength, and resistance to water vapor transmission
    Patent number: 4210686
    Abstract: A multiple-layered, autoclavable, flexible plastic sheet comprises (a) at least one first layer consisting essentially of 30 to 90 percent by weight of a block copolymer having thermoplastic rubbery characteristics and having rubbery olefin blocks and blocks of a polystyrene; and from 10 to 70 percent by weight of a polyolefin derived principally from at least one of propylene, ethylene and 4-methylpentene-1, said polyolefin having a Vicat Softening Temperature of about 120.degree. C.; and (b) at least one second layer consisting essentially of a polyolefin derived principally by from at least one of propylene, ethylene, and 4-methylpentene-1 and being of semi-crystalline characteristics to exhibit low permeability to water vapor, the first and second layers being bonded together in alternating arrangement.
    Type: Grant
    Filed: June 19, 1978
    Date of Patent: July 1, 1980
    Assignee: Baxter Travenol Laboratories Inc.
    Inventors: Henry Gajewski, Dean G. Laurin, Paul Measells, R. Daniel Webster