Drilldown: Patents

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Patents > Year filed: 1912 & Number of figures: 5-20

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Year filed:
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Tech fields:
airplane (125) · stability (66) · design (55) · None (46) · Frame (42) · aerodynamics (41) · wings (37) · Propulsion (31) · propellers (30) · construction (29) · automatic stability (28) · chassis (23) · landing (23) · control (19) · LTA (19) · marine (19) · wheels (19) · safety (17) · Fuselage (16)
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Supplementary to patent:
None (241) · Patent GB-1911-12232 (6) · Patent AU-1911-510 (6) · Patent ES-1911-50083 (6) · Patent CH-1912-62201 (4) · Patent GB-1911-5162 (4) · Patent FR-1912-446040 (3) · Patent US-1912-1033662 (2) · Patent US-1911-1030764 (2) · Patent US-1911-1011761 (2) · Patent GB-1911-12188 (2) · Patent GB-1909-12556 (2) · Patent FR-1912-439413 (2) · Patent FR-1911-449265 (2) · Patent FR-1911-443878 (2) · Patent DE-1911-05-Bomhard (2) · Patent US-1912-1081794 (2) · Patent AT-1911-58081 (2) · Patent AT-1912-64662 (2)
Related to aircraft:
Patent agent:
None (89) · Armengaud jeune (16) · None (14) · Victor J. Evans (8) · H. Bœttcher fils (7) · Schwab (6) · Charles Dony (6) · J. Bonnet-Thirion (6) · Marks & Clerk (6) · Dom. Casalonga (6) · Brandon frères (5) · E. Blétry (5) · Haseltine, Lake & Co. (5) · Hippolyte Josse (5) · L. Chassevent (5) · Charles Assi (4) · Dupont et Elluin‎ (4) · Société A. Frey et de Carsalade (4)
National tech categories:
FR 6.4 (135) · None (70) · HU V/h (16) · AT 77d (10) · USPC 244/80 (6) · USPC 244/45R (6) · FR 6.2 (6) · USPC 244/233 (5) · USPC 244/48 (5) · USPC 244/22 (4) · USPC 244/100R (4) · AU 90.3 (3) · USPC 244/93 (3) · USPC 244/87 (3) · USPC 244/35R (3)
IPCs:
None (128) · IPC B64C17/00 (37) · IPC B64C39/00 (32) · IPC B64C1/00 (25) · IPC B64C3/00 (13) · IPC B64C25/00 (11) · IPC B64C3/38 (10) · IPC B64B1/00 (8) · IPC B64C35/00 (7) · IPC B64C3/56 (6) · IPC B64D17/00 (5) · IPC B64C27/04 (5) · IPC B64C11/00 (5) · IPC B64C33/00 (5) · IPC B64C13/00 (4) · IPC B64C11/16 (4) · IPC B64C33/02 (4) · IPC B64C23/00 (4)
CPCs:
None (53) · CPC B64C17/00 (43) · CPC B64C2700/6295 (25) · CPC B64C39/00 (21) · CPC B64C13/00 (16) · CPC B64C3/385 (14) · CPC B64C3/00 (11) · CPC B64B1/00 (11) · CPC B64C23/005 (10) · CPC B64C33/02 (9) · CPC B64F2700/6226 (8) · CPC B64C39/08 (8) · CPC B64C2700/6218 (8) · CPC B64C3/56 (7) · CPC B64C25/06 (7) · CPC B64C2700/6212 (7) · CPC B64C2700/6233 (6) · CPC B64C2700/6214 (6) · CPC B64C2700/6281 (6)
First filing:
Citations from after 1930:
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