Drilldown: Patents

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Patents > Year granted: 1913 & First filing: Yes

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Tech fields:
None (232) · Airplane (131) · stability (92) · design (56) · frame (54) · wings (41) · control (38) · construction (35) · LTA (32) · propulsion (32) · propeller (29) · automatic stability (28) · aerodynamics (26) · navigation (26) · rudder (24) · Propellers (23) · helicopter (20) · hybrid (19) · wheels (17)
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Supplementary to patent:
None (562) · 1 (3) · Patent FR-1911-431691 (2) · Patent FR-1911-448337 (2) · Patent BE-1912-07-11 Maiche et Legras (2) · Patent FR-1912-446040 (2) · Patent DE-1912-279343 (2)
Related to aircraft:
Patent agent:
None (297) · None (20) · Victor J. Evans (17) · Marks & Clerk (12) · Munn & Co. (10) · Armengaud jeune (8) · L. Chassevent (6) · W. P. Thompson & Co. (5) · Dupont et Elluin (5) · P. Follin (5) · Dom. Casalonga (4) · C. A. Snow & Co. (4) · Herbert Haddan & Co. (4) · Hippolyte Josse (4) · Société A. Frey et de Carsalade (4)
National tech categories:
None (213) · FR 6.4 (126) · USPC 244/80 (17) · USPC 244/233 (13) · HU V/h (11) · USPC 244/45R (11) · USPC 244/90R (7) · USPC 244/93 (7) · USPC 244/234 (7) · USPC 244/48 (6) · AT 77d (6) · USPC 244/119 (5) · USPC 244/13 (5) · USPC 244/87 (5) · USPC 244/100R (5) · USPC 244/104R (5) · DE 77h (5) · USPC 244/51 (5) · USPC 244/60 (5)
IPCs:
None (352) · IPC B64C17/00 (38) · IPC B64C39/00 (26) · IPC B64C1/00 (26) · IPC B64C3/00 (16) · IPC B64C35/00 (16) · IPC B64C11/00 (15) · IPC B64B1/00 (14) · IPC B64C3/38 (12) · IPC B64D17/00 (9) · IPC B64C33/02 (7) · IPC B64C13/00 (7) · IPC B64C23/00 (6) · IPC B64B1/58 (6) · IPC B64C33/00 (4) · IPC B64C29/00 (3) · IPC B64C11/18 (3) · IPC CPC B64C13/00 (3) · IPC B64C3/26 (3)
CPCs:
CPC B64C17/00 (75) · CPC B64C2700/6295 (48) · None (44) · CPC B64C13/00 (35) · CPC B64C35/00 (34) · CPC B64B1/00 (32) · CPC B64C2700/6218 (25) · CPC B64C39/00 (24) · CPC B64C3/385 (21) · CPC B64C23/005 (19) · CPC B64C11/006 (18) · CPC B64C3/00 (17) · CPC B64C39/08 (14) · CPC B64F2700/6261 (13) · CPC B64C33/02 (12) · CPC B64B1/58 (11) · CPC B64C2700/6212 (11) · CPC B64C39/005 (10)
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