Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4256689A | Injection moulding method and apparatus with mould runner reservoir and shot extension | HPM Corp | Expired / Lapsed | 1978-07-06 | 1981-03-17 | 1998-07-06 | 0.0 yrs | 4 | |
| US4125585A | Process employing coextrusion feedblock | HPM Corp | Expired / Lapsed | 1976-12-17 | 1978-11-14 | 1996-12-17 | 0.0 yrs | 13 |