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Patents > Tech fields : ornithopter or stability & IPCs: None

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Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (514) · Patent FR-1912-447782 (7) · Patent GB-1909-2111 (6) · Patent NO-1915-12-15 Carl Alfred Johansson (6) · Patent GB-1909-26034 (6) · Patent US-1913-04-21 George Raymond Lawrence (6) · Patent GB-1908-4519 (6) · Patent GB-1903-27212 (5) · Patent BE-1911-05-15 Georges de Bothezat (5) · Patent AU-1911-510 (5) · Patent HU-1901-24148 (4) · Patent FR-1909-399456 (4) · Patent DE-1912-05-04 Otto Albin Budig (3) · Patent GB-1909-8531 (3) · Patent FR-1905-361570 (3) · Patent FR-1885-168266 (3) · Patent US-1908-927605 (3)
Related to aircraft:
Patent agent:
None (385) · Munn & Co. (26) · Victor J. Evans (15) · Marks & Clerk (7) · Haseltine, Lake & Co. (6) · None (5) · E. Blum & Co. (5) · Charles W. Hills (5) · Henry Hughes (5) · Raclot (4) · Watson E. Coleman (4) · C. A. Snow & Co. (4) · E. et G. Bede (3) · R. S. & A. B. Lacey (3) · 0 (3) · A. Wunderlich & Cie, Ingénieurs-Conseils (3) · H. Kirchhofer (3) · Chassevent (3) · Wm. P. Thompson & Co. (3) · Poole & Brown (3)
Assigned to:
None (693) · Goodyear Tire and Rubber Company (2) · (1/4) (2) · 1 (2)
National tech categories:
None (156) · HU V/h (55) · BE K (38) · AT 77d (31) · FR 6.4 (30) · USPC 244/80 (25) · IT 8 (21) · CH 129b (18) · USPC 244/22 (17) · FR 6.3 (14) · DE 77 (13) · USPC 244/177 (13) · USPC 244/90R (12) · DK 77 (11) · DE 77h.5 (10) · USPC 244/45R (10) · USPC 244/93 (10) · AU 90.3 (9) · USPC 244/79 (8)
IPCs: (Click arrow to add another value)
CPCs:
None (387) · CPC B64C17/00 (64) · CPC B64C13/00 (36) · CPC B64C33/02 (30) · CPC B64C2700/6295 (27) · CPC B64C23/005 (16) · CPC B64C3/385 (14) · CPC B64B1/00 (14) · CPC B64C13/24 (10) · CPC B64C39/005 (10) · CPC B64C3/14 (9) · CPC B64C17/06 (7) · CPC B64C39/08 (7) · CPC B64B1/40 (6) · CPC B64C33/00 (6) · CPC B64C2700/6218 (6) · CPC B64C39/00 (5)
First filing:
Citations from after 1930:

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