Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4023043A | Computerized peak-shaving system for alleviating electric utility peak loads | DRC Inc A CORP OF RI | Expired / Lapsed | 1975-05-15 | 1977-05-10 | 1995-05-15 | 0.0 yrs | 12 | |
| US3422248A | Hydronic-electric heating systems | DRC Inc A CORP OF RI | Expired / Lapsed | 1965-10-19 | 1969-01-14 | 1985-10-19 | 0.0 yrs | 0 |