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Akzo NV

Akzo NV
Active Patents
0
Total Holdings
5

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
EP0108601A2 Polypropylene membranes Expired / Lapsed 1983-11-01 — 12 Details
US5234809A Process for isolating nucleic acid Expired / Lapsed 1991-07-01 1993-08-10 16 Details
US4305983A Thin walled tubing formed of a melt spinnable synthetic pol… Expired / Lapsed 1979-09-21 1981-12-15 19 Details
US4234442A Feed unit of a detergent composition based on alkali carbon… Expired / Lapsed 1978-07-14 1980-11-18 8 Details
US3633835A Filament break detector utilizing photoelectric means for d… Expired / Lapsed 1970-07-10 1972-01-11 3 Details