Napier Turbochargers Ltd
Napier TurActive Patents
0
Total Holdings
22
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB539543A | Improvements in and relating to devices for indicating the … | Expired / Lapsed | 1940-01-12 | — | 0 | Details |
| GB198007A | Improvements in or relating to brake actuating mechanisms | Expired / Lapsed | 1922-01-26 | — | 0 | Details |
| US3099385A | Turbo blowers | Expired / Lapsed | 1961-03-06 | 1963-07-30 | 2 | Details |
| US2995390A | Mountings for rings or discs | Expired / Lapsed | 1959-09-14 | 1961-08-08 | 0 | Details |
| US2941120A | Speed control of rotary bladed machines | Expired / Lapsed | 1957-05-13 | 1960-06-14 | 0 | Details |
| US2940517A | Fluid filtering apparatus | Expired / Lapsed | 1956-11-09 | 1960-06-14 | 0 | Details |
| US2918558A | Thermostatic control of electric heaters | Expired / Lapsed | 1958-09-19 | 1959-12-22 | 0 | Details |
| US2868040A | Resilient orbit gear and mounting therefor | Expired / Lapsed | 1956-02-21 | 1959-01-13 | 0 | Details |
| US2759376A | Epicyclic transmission gearing having a floating sun pinion… | Expired / Lapsed | 1954-08-10 | 1956-08-21 | 0 | Details |
| US2715834A | Transmission gearing, including means for measuring torque | Expired / Lapsed | 1954-02-23 | 1955-08-23 | 0 | Details |
| FR1078341A | Improvements to compound engine groups | Expired / Lapsed | 1952-08-23 | 1954-11-17 | 0 | Details |
| US2692132A | Hydraulic governor system | Expired / Lapsed | 1953-07-23 | 1954-10-19 | 0 | Details |
| CA498108A | Pipe joints | Expired / Lapsed | — | 1953-12-01 | 0 | Details |
| US2656525A | Apparatus for detecting the occurrence or approach of icing… | Expired / Lapsed | 1950-01-20 | 1953-10-20 | 0 | Details |
| US2593536A | Fuel metering and airscrew pitch control mechanism | Expired / Lapsed | 1947-08-05 | 1952-04-22 | 0 | Details |
| US2479813A | Fuel feed apparatus for gas turbines | Expired / Lapsed | 1947-07-01 | 1949-08-23 | 0 | Details |
| US2474033A | Apparatus for metering the fuel supplied to prime movers | Expired / Lapsed | 1947-09-26 | 1949-06-21 | 0 | Details |
| US2470413A | Electrical ignition system | Expired / Lapsed | 1947-02-17 | 1949-05-17 | 0 | Details |
| US2271383A | Starting means for internal combustion engines | Expired / Lapsed | 1941-06-26 | 1942-01-27 | 0 | Details |
| US2188845A | Means for testing the electrical ignition systems of intern… | Expired / Lapsed | 1938-04-06 | 1940-01-30 | 0 | Details |
| US1256371A | Variable-speed gear. | Expired / Lapsed | 1916-05-01 | 1918-02-12 | 0 | Details |
| US1256372A | Variable-speed gear. | Expired / Lapsed | 1916-05-01 | 1918-02-12 | 0 | Details |