Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| EP0108601A2 | Polypropylene membranes | Akzo NV | Expired / Lapsed | 1983-11-01 | — | 2003-11-01 | 0.0 yrs | 12 | |
| US5234809A | Process for isolating nucleic acid | Akzo NV | Expired / Lapsed | 1991-07-01 | 1993-08-10 | 2011-07-01 | 0.0 yrs | 16 | |
| US4305983A | Thin walled tubing formed of a melt spinnable synthetic polymer and process for the manufacturing thereof | Akzo NV | Expired / Lapsed | 1979-09-21 | 1981-12-15 | 1999-09-21 | 0.0 yrs | 19 | |
| US4234442A | Feed unit of a detergent composition based on alkali carbonate | Akzo NV | Expired / Lapsed | 1978-07-14 | 1980-11-18 | 1998-07-14 | 0.0 yrs | 8 | |
| US3633835A | Filament break detector utilizing photoelectric means for detecting speed of supply spool | Akzo NV | Expired / Lapsed | 1970-07-10 | 1972-01-11 | 1990-07-10 | 0.0 yrs | 3 |