Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3890997A | Automatic pressure-control valve, especially for a pressurized-gas supply installation | Linde GmbH | Expired / Lapsed | 1973-03-02 | 1975-06-24 | 1993-03-02 | 0.0 yrs | 6 | |
| US3885204A | Drive arrangement using electric motor with variable hydraulic transmission set in predetermined relationship to minimize battery drain | Linde GmbH | Expired / Lapsed | 1973-04-26 | 1975-05-20 | 1993-04-26 | 0.0 yrs | 23 | |
| US3200877A | Packing units for heat exchangers operating at extremely low temperatures | Linde GmbH | Expired / Lapsed | 1963-08-02 | 1965-08-17 | 1983-08-02 | 0.0 yrs | 0 | |
| US2214672A | Heat storer | Linde GmbH | Expired / Lapsed | 1937-02-10 | 1940-09-10 | 1957-02-10 | 0.0 yrs | 0 | |
| US2165994A | Turbine for low temperature gas separation | Linde GmbH | Expired / Lapsed | 1936-03-18 | 1939-07-11 | 1956-03-18 | 0.0 yrs | 0 |