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Patents > Filing date: 1912 & Grant date: 1910 - 1919 & IPCs: None

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Tech fields:
None (244) · airplane (88) · stability (46) · frame (42) · propellers (27) · Construction (26) · Aerodynamics (25) · propulsion (25) · Design (24) · Wings (24) · propeller (16) · automatic stability (16) · marine (14) · airship (13) · LTA (13) · flapping (13) · navigation (12) · wheels (11)
Full specification filed date:
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Supplementary to patent:
None (395) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent GB-1911-12232‎‎ (5) · Patent ES-1911-50083‎ (4) · Patent DE-1911-258741 (3) · Patent GB-1911-12188 (3) · Patent AU-1911-510 (3)
Related to aircraft:
Patent agent:
None (361) · Victor J. Evans (9) · G. H. Strong (4) · Munn & Co. (3) · C. A. Snow & Co. (2) · Goepel & Goepel (2) · Herbert Haddan & Co. (2) · Fred Walsh (2) · E. Imer-Schneider (2) · E. G. Vrooman (2) · H. V. Williams & Co. (2) · Wilhelm Reinhard (2)
National tech categories:
None (194) · HU V/h (40) · AT 77d (19) · USPC 244/80 (11) · USPC 244/233 (10) · FR 6.4 (10) · USPC 244/48 (7) · USPC 244/35R (6) · CH 129b (6) · USPC 244/234 (6) · USPC 244/104R (6) · USPC 244/100R (6) · USPC 244/93 (6) · USPC 244/87 (5) · USPC 244/45R (5) · USPC 244/119 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (124) · CPC B64C17/00 (39) · CPC B64C13/00 (30) · CPC B64C2700/6295 (26) · CPC B64C23/005 (15) · CPC B64C33/02 (14) · CPC B64C3/385 (11) · CPC B64B1/00 (9) · CPC B64C2700/6218 (8) · CPC B64C39/00 (8) · CPC B64C11/006 (7) · CPC B64C25/60 (6) · CPC B64C2700/6281 (6) · CPC B64C3/14 (6) · CPC B64C35/00 (6) · CPC B64C3/00 (6) · CPC B64C2700/6214 (6) · CPC B64C39/08 (6)
First filing:
Citations from after 1930:
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