Patents by Inventor Petrus L. A. Maria Van Soom

Petrus L. A. Maria Van Soom 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).

  • Weldable microporous non-woven tape for medical applications
    Patent number: 4919999
    Abstract: There is provided a porous tape useful as a stoma-bag tape formed of a woven or non-woven web having on one surface a porous pressure sensitive adhesive and providing at the opposed surface a thermoplastic material which is weldable to another thermoplastic film. The construction has a moisture vapor transmission rate of at least 150 g/m.sup.2 /24 hr at 37.degree. C. and will withstand a hydrostatic column of a 0.9% NaCl-H.sub.2 O solution at 11.5 cm height for at least 20 seconds without leakage.
    Type: Grant
    Filed: May 20, 1988
    Date of Patent: April 24, 1990
    Assignee: Avery International Corporation
    Inventor: Petrus L. A. Maria Van Soom