Patents Represented by Attorney David R. Nath and Associates Murphy

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  • Functional polyolefinic film
    Patent number: 6027770
    Abstract: A functional polyolefinic(tubular) film combined with an inorganic filler (such as CaCO.sub.3) having a thickness of 5-150 .mu.m, which is applied in a corona discharge at a high voltage current of 50-3,000 W/m.sup.2 /min. A process for manufacturing that film. Products obtained from that film [packaging bag, adhesive-backed sheet and adhesive tape (such as tape for adhesive masking film for coating)].
    Type: Grant
    Filed: April 16, 1998
    Date of Patent: February 22, 2000
    Assignee: Yoshino Kasei Company Limited
    Inventor: Takashi Yoshino