Vapor Car Heating Co Inc
Vapor CarActive Patents
0
Total Holdings
12
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2355488A | Battery charging system | Expired / Lapsed | 1943-01-07 | 1944-08-08 | 0 | Details |
| US2271778A | Controlled volume steam heating system | Expired / Lapsed | 1940-05-17 | 1942-02-03 | 0 | Details |
| US2213053A | Heating apparatus | Expired / Lapsed | 1938-05-31 | 1940-08-27 | 0 | Details |
| US2144121A | Modulated heating system | Expired / Lapsed | 1936-09-18 | 1939-01-17 | 0 | Details |
| US2110168A | Thermostatic control for temperature regulating systems | Expired / Lapsed | 1932-10-15 | 1938-03-08 | 0 | Details |
| US2030945A | Control switch mechanism | Expired / Lapsed | 1934-02-26 | 1936-02-18 | 0 | Details |
| US1995895A | Water level control | Expired / Lapsed | 1932-10-27 | 1935-03-26 | 0 | Details |
| US1913002A | Vapor car heating system | Expired / Lapsed | 1930-04-07 | 1933-06-06 | 0 | Details |
| US1781456A | Flexible pipe structure | Expired / Lapsed | 1927-09-02 | 1930-11-11 | 0 | Details |
| US1777580A | End train-pipe valve | Expired / Lapsed | 1929-04-10 | 1930-10-07 | 0 | Details |
| US1674130A | Flexible pipe joint | Expired / Lapsed | 1921-11-30 | 1928-06-19 | 0 | Details |
| US1518894A | Steam-regulating means | Expired / Lapsed | 1918-02-08 | 1924-12-09 | 0 | Details |