Autogiro Company of America
Autogiro CActive Patents
0
Total Holdings
8
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2400649A | Molded airfoil, especially for sustaining rotors | Expired / Lapsed | 1942-02-27 | 1946-05-21 | 0 | Details |
| US2272439A | Aircraft sustaining rotor blade | Expired / Lapsed | 1939-12-16 | 1942-02-10 | 0 | Details |
| US2067228A | Rotary sustaining wings for aircraft | Expired / Lapsed | 1934-05-22 | 1937-01-12 | 0 | Details |
| US2000904A | Rotary-winged aircraft | Expired / Lapsed | 1932-01-04 | 1935-05-14 | 0 | Details |
| US1999636A | Aircraft with rotatable sustaining means | Expired / Lapsed | 1931-01-30 | 1935-04-30 | 0 | Details |
| US1999136A | Autorotative-winged aircraft | Expired / Lapsed | 1932-07-15 | 1935-04-23 | 0 | Details |
| US1993701A | Aircraft | Expired / Lapsed | 1931-01-06 | 1935-03-05 | 0 | Details |
| US1950411A | Sustaining blade for aircraft rotors | Expired / Lapsed | 1931-05-06 | 1934-03-13 | 0 | Details |