Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4412947A | Collagen sponge | Seton Co | Expired / Lapsed | 1982-05-26 | 1983-11-01 | 2002-05-26 | 0.0 yrs | 10 | |
| US4374121A | Macromolecular biologically active collagen articles | Seton Co | Expired / Lapsed | 1980-09-24 | 1983-02-15 | 2000-09-24 | 0.0 yrs | 6 | |
| US4295894A | Method of preparing soluble collagen fibers | Seton Co | Expired / Lapsed | 1979-11-19 | 1981-10-20 | 1999-11-19 | 0.0 yrs | 17 | |
| US4279812A | Process for preparing macromolecular biologically active collagen | Seton Co | Expired / Lapsed | 1979-09-12 | 1981-07-21 | 1999-09-12 | 0.0 yrs | 13 |