Patents by Inventor William R. Aalto

William R. Aalto 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).

  • Patent number: 4607671
    Abstract: A reconstitution device for constituting a drug in a standard drug vial with a liquid in a second container such as a parenteral solution container is provided. The reconstitution device 10 includes a housing 52 and a hollow, double-pointed needle 54 mounted within the housing. The housing includes a sheath 70 having a substantially circular base 72 and a skirt 74 depending from the base. The skirt 72 includes a free end 76, a substantially cylindrical inner surface 78 and an outer surface 80. A plurality of inwardly projecting bumps 82 are intermittently spaced about the inner surface 78. The bumps are disposed a substantially equal distance from the base 72, the distance being substantially equal to the width of the malleable band.
    Type: Grant
    Filed: August 21, 1984
    Date of Patent: August 26, 1986
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: William R. Aalto, James L. Sertic
  • Patent number: 4597758
    Abstract: A sealing closure for a male Luer fitment includes a rigid hollow cap and flange means for a pressure lock with the fitment. The sealing closure includes a compressively retained elastomeric insert which deforms over time to compensate for creep between the fitment and the hollow cap. The sealing closure provides a liquid-tight seal over time against a pressurized liquid supply in open communication with the fitment.
    Type: Grant
    Filed: September 21, 1982
    Date of Patent: July 1, 1986
    Assignee: Baxter Travenol Laboratories, Inc.
    Inventors: William R. Aalto, Rick R. Ruschke