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Patents > Year granted: 1911 & Number of text pages: 3-4

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Tech fields:
airplane (154) · Stability (110) · frame (87) · None (65) · design (60) · propulsion (45) · navigation (45) · propeller (44) · rudder (44) · wheels (38) · LTA (36) · propellers (32) · wings (32) · construction (30) · Control (29) · airfoil (27) · landing (26) · automatic stability (24) · aerodynamics (23) · takeoff (23)
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None (310) · Patent CA-1910-132036 (2) · Patent US-1911-994106 (2) · Patent US-1910-999125 (2) · Patent US-1910-1003605 (2) · Patent HU-1910-59091 (2) · Patent GB-1910-6388 (2) · Patent FR-1909-408197 (2) · Patent DE-1910-243485 (2) · Patent DE-1909-244106 (2) · Patent CH-1910-52044 (2) · Patent FR-1910-416284 (2)
Related to aircraft:
Patent agent:
None (73) · Armengaud jeune (13) · None (13) · Victor J. Evans (10) · L. Chassevent (8) · Munn & Co. (8) · Haseltine, Lake & Co. (7) · Boramé et Julien (7) · G. Petiau (6) · Hippolyte Josse (6) · J. Bonnet-Thirion (6) · Marks & Clerk (6) · Boult, Wade & Tennant (6) · E. Blétry (5) · P. Follin (5) · Abel & Imray‎ (5) · Weissmann et Marx (5) · Dupont et Elluin (5)
National tech categories:
FR 6.4 (138) · None (120) · USPC 244/90R (11) · USPC 244/80 (10) · HU V/h (8) · USPC 244/139 (6) · USPC 244/6 (6) · USPC 244/45R (5) · DE 77h.5 (5) · CH 129b (5) · FR 6.2 (5) · USPC 244/89 (4) · USPC 244/66 (4) · RU Group V (4) · FR 5.8 (4)
IPCs:
None (155) · IPC B64C17/00 (62) · IPC B64C1/00 (49) · IPC B64C39/00 (33) · IPC B64C13/00 (11) · IPC B64C3/38 (9) · IPC B64C25/00 (8) · IPC B64C17/06 (8) · IPC B64C23/00 (7) · IPC B64C33/02 (6) · IPC B64C11/00 (6) · IPC B64B1/58 (6) · IPC B64B1/00 (5) · IPC B64C33/00 (5) · IPC B64C3/54 (5) · IPC B64C3/00 (5) · IPC B64C27/04 (5) · IPC B64C3/52 (4) · IPC B64C3/56 (4)
CPCs:
CPC B64C17/00 (74) · None (33) · CPC B64C2700/6218 (24) · CPC B64C13/00 (24) · CPC B64C2700/6295 (23) · CPC B64C39/00 (19) · CPC B64C23/005 (18) · CPC B64C2700/6212 (16) · CPC B64B1/00 (13) · CPC B64C3/385 (12) · CPC B64C1/00 (11) · CPC B64C33/02 (10) · CPC B64C39/08 (10) · CPC B64C2700/6214 (9) · CPC B64C39/005 (9) · CPC B64C17/06 (9) · CPC B64C33/00 (8) · CPC B64C2700/6216 (8) · CPC B64C2700/6281 (8) · CPC B64C2700/6256 (8)
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