Akzo NV
Akzo NVActive Patents
0
Total Holdings
18
Patent Holdings
Filter in Explorer →| 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 |
| US4698155A | Method of and apparatus for continuous metered removal or a… | Expired / Lapsed | 1985-06-27 | 1987-10-06 | 11 | Details |
| US4525340A | Composite body for long-term delivery of effective substanc… | Expired / Lapsed | 1983-04-20 | 1985-06-25 | 18 | Details |
| US4471077A | Microporous polylactide powders and a process for their pre… | Expired / Lapsed | 1983-05-16 | 1984-09-11 | 9 | Details |
| US4438108A | Anti-thromboticum based on polysacharides, method for its p… | Expired / Lapsed | 1982-05-12 | 1984-03-20 | 12 | Details |
| US4391920A | Porose, pulverformige polymerteilchen | Expired / Lapsed | 1981-07-15 | 1983-07-05 | 15 | Details |
| US4340731A | Polycarboxyalkyl-cellulose having high fluid absorbing and … | Expired / Lapsed | 1980-06-19 | 1982-07-20 | 9 | Details |
| US4305983A | Thin walled tubing formed of a melt spinnable synthetic pol… | Expired / Lapsed | 1979-09-21 | 1981-12-15 | 19 | Details |
| US4267047A | Dialyzing membrane with adsorbent layer | Expired / Lapsed | 1979-04-16 | 1981-05-12 | 16 | Details |
| US4234442A | Feed unit of a detergent composition based on alkali carbon… | Expired / Lapsed | 1978-07-14 | 1980-11-18 | 8 | Details |
| US4212901A | Method for treating a substrate with a radiation and chemic… | Expired / Lapsed | 1978-07-10 | 1980-07-15 | 9 | Details |
| US3753953A | Hydrolysis-resistant polyesterurethane threads and preparat… | Expired / Lapsed | 1971-06-11 | 1973-08-21 | 0 | Details |
| US3671285A | Composites and intermediates therefor | Expired / Lapsed | 1970-02-27 | 1972-06-20 | 0 | Details |
| US3633835A | Filament break detector utilizing photoelectric means for d… | Expired / Lapsed | 1970-07-10 | 1972-01-11 | 3 | Details |
| US3595946A | Process for the production of carbon filaments from coal ta… | Expired / Lapsed | 1968-06-04 | 1971-07-27 | 0 | Details |
| US3137033A | Apparatus for drawing thread-shaped products | Expired / Lapsed | 1961-09-29 | 1964-06-16 | 2 | Details |
| US2923558A | Safety grips for use in vehicles | Expired / Lapsed | 1957-12-26 | 1960-02-02 | 0 | Details |