Patents by Inventor R. D. Webster

R. D. Webster 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).

  • Film laminate with gas barrier for sterile flexible containers
    Patent number: 4692361
    Abstract: A film laminate for flexible containers capable of containing a product to be maintained and removed under sterile conditions. The film laminate having an outside layer of linear low density polyethylene, a gas barrier layer, a core layer of polyamide, and an inside layer of linear low density polyethylene. The layers being bonded together by a polyurethane adhesive.
    Type: Grant
    Filed: September 28, 1984
    Date of Patent: September 8, 1987
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: William D. Johnston, Leonard Czuba, R. D. Webster, Yasuhiko Hori, Masanori Nagata, Shigeki Imano
  • Film laminate for sterile flexible containers
    Patent number: 4686125
    Abstract: A film laminate for flexible containers capable of containing a product to be maintained and accessed under sterile conditions. The laminate having an outside layer of linear low density polyethylene, a core layer of nylon, an inside layer of linear low density polyethylene and two layers of a polyurethane adhesive for bonding the layers.
    Type: Grant
    Filed: September 28, 1984
    Date of Patent: August 11, 1987
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: William D. Johnston, Leonard Czuba, R. D. Webster