Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2847304A | Semi-chemical pulp process | Hammermill Paper Co | Expired / Lapsed | 1952-04-10 | 1958-08-12 | 1972-04-10 | 0.0 yrs | 2 | |
| US2377524A | Method of and means for separating solid particles in pulp suspensions and the like | Hammermill Paper Co | Expired / Lapsed | 1939-11-21 | 1945-06-05 | 1959-11-21 | 0.0 yrs | 0 |