Drilldown: Patents

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Patents > Year granted: 1900 - 1909 & Office : CU or US & Grant date: 1900 - 1999

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
LTA (139) · propulsion (137) · None (136) · navigation (114) · airplane (71) · frame (70) · propeller (69) · stability (61) · flapping (49) · airfoil (37) · marine (35) · parachute (28) · car (26) · rudder (26) · kite (26) · safety (24) · hybrid (23) · Helicopter (22) · military (20) · takeoff (19)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (562)
Related to aircraft:
Patent agent:
None (366) · Munn & Co. (31) · None (9) · R. S. & A. B. Lacey (6) · C. A. Snow & Co. (5) · Edgar Tate & Co. (4) · Victor J. Evans (4) · Church & Church (3) · James L. Norris (3) · A. B. Willson & Co. (3)
Assigned to:
None (548) · 1 (16)
IPCs:
None (399) · IPC B64B1/00 (55) · IPC B64C33/00 (11) · IPC B64C31/00 (11) · IPC B64C33/02 (10) · IPC B64C31/06 (10) · IPC B64B1/40 (8) · IPC B64C9/00 (6) · IPC B64C39/00 (6) · IPC B64C11/001 (5) · IPC B64B1/62 (5) · IPC B64F1/06 (4) · IPC B64C3/14 (4) · IPC B64C23/005 (4) · IPC A63H27/00 (4) · IPC B64C3/38 (3) · IPC B64C3/00 (3) · IPC B64C27/00 (3) · IPC B64C2700/6295 (3)
CPCs:
CPC B64B1/00 (67) · None (60) · CPC B64C11/006 (45) · CPC B64C33/02 (31) · CPC B64C11/48 (20) · CPC A63H27/08 (18) · CPC B64C23/005 (17) · CPC F05B2260/74 (16) · CPC B64B1/40 (15) · CPC B64C11/36 (15) · CPC B64C11/343 (14) · CPC B64C39/005 (13) · CPC B64C11/065 (12) · CPC B63H1/12 (12) · CPC B63H1/04 (10) · CPC B64C11/001 (10) · CPC Y10T24/3747 (9) · CPC B64C9/00 (9) · CPC B64C27/12 (8)
First filing:
Citations from after 1930:

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