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Japan Exlan Co Ltd

Japan Exla
Active Patents
0
Total Holdings
5

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4366206A Novel water-swellable fibers having a high degree of water-… Expired / Lapsed 1981-08-24 1982-12-28 12 Details
US3980747A Production of synthetic resin spinnerette Expired / Lapsed 1972-10-14 1976-09-14 7 Details
US3630978A Stabilized halogen-containing acrylonitrile polymer composi… Expired / Lapsed 1969-09-15 1971-12-28 0 Details
US3515706A Lactonized acrylic polymers and production thereof Expired / Lapsed 1967-03-31 1970-06-02 0 Details
US3202641A Preparation of acrylonitrile copolymers Expired / Lapsed 1962-09-04 1965-08-24 2 Details