Viscosuisse SA
ViscosuissActive Patents
0
Total Holdings
5
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4073421A | Apparatus for picking up rapidly running filaments | Expired / Lapsed | 1975-04-02 | 1978-02-14 | 8 | Details |
| US3715421A | Process for the preparation of polyethylene terephthalate f… | Expired / Lapsed | 1970-04-15 | 1973-02-06 | 14 | Details |
| US3264384A | Process for producing a synthetic bast | Expired / Lapsed | 1962-03-26 | 1966-08-02 | 2 | Details |
| US3061401A | Process for producing synthetic bast of linear polymeric th… | Expired / Lapsed | 1959-05-07 | 1962-10-30 | 2 | Details |
| US2953427A | Production of artificial filamentary materials | Expired / Lapsed | 1958-02-21 | 1960-09-20 | 2 | Details |