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Patents > Office : DE or FR or GB & Number of claims: 3-4 & Number of figures: 3

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Office: (Click arrow to add another value)
Inventors:
None (15) · Ernst Heinkel (4) · Jacob Christian Hansen-Ellehammer (3) · Louis Blériot (3) · Robert Esnault-Pelterie (3) · Hugh Oswald Short (3) · Henri-Marie Coandă (3) · Émile-Jean-Jules Salmson (3) · Armand-Jean-Auguste Deperdussin (3)
Inventor country:
Applicant person:
None (31) · Ernst Heinkel (4) · Hugh Oswald Short (3) · Henri-Marie Coandă (3) · Robert Esnault-Pelterie (3) · Jacob Christian Hansen-Ellehammer (3) · Armand-Jean-Auguste Deperdussin (3)
Applicant is inventor:
Tech fields:
airplane (58) · stability (34) · design (34) · LTA (32) · frame (31) · propulsion (26) · wings (23) · None (20) · construction (19) · propellers (18) · Rudder (16) · Control (16) · Navigation (14) · subsystem (14) · balloon (13) · lift (13) · steering (12) · aerodynamics (11) · automatic stability (11) · sustentation (11)
Full specification filed date:
Application number:
None (62)
Granted:
Supplementary to patent:
None (131) · Patent HU-1909-49726 (2) · Patent US-1911-1003530 (2) · Patent US-1908-927605 (2)
Related to aircraft:
Patent agent:
None (37) · Marks & Clerk (11) · Armengaud jeune (10) · None (9) · Wheatley & Mackenzie (8) · Boult, Wade & Tennant (7) · Haseltine, Lake & Co. (7) · L. Chassevent (6) · Edward Evans & Co. (5) · Dupont et Elluin (5) · G. F. Redfern & Co. (4) · J. S. Withers & Spooner (4) · Herbert Haddan & Co. (4) · Brewer & Son (3) · C. Blétry (3) · Mewburn, Ellis & Pryor (3) · E. Blétry (3) · G. de Mestral et F. Harlé (3)
IPCs:
None (29) · IPC B64C39/00 (22) · IPC B64C17/00 (10) · IPC B64B1/00 (10) · IPC B64C1/00 (10) · IPC B64C35/00 (7) · IPC B64C13/00 (7) · IPC B64B1/58 (7) · IPC B64C3/00 (7) · IPC B64C3/38 (6) · IPC B64C25/00 (6) · IPC B64C11/00 (5) · IPC B64B1/40 (4) · IPC B64B1/64 (4) · IPC B64C27/04 (4)
CPCs:
None (21) · CPC B64C2700/6295 (20) · CPC B64C39/00 (17) · CPC B64C17/00 (11) · CPC B64C3/00 (8) · CPC B64B1/58 (8) · CPC B64C13/00 (8) · CPC B64B1/00 (8) · CPC B64C3/385 (7) · CPC B64C35/00 (6) · CPC B64C2700/6256 (6) · CPC B64C25/06 (6) · CPC B64C25/52 (5) · CPC B64C25/62 (4) · CPC B64B1/40 (4) · CPC B64F2700/6226 (4) · CPC B64C27/04 (4) · CPC B64B1/64 (4) · CPC B64C2700/6281 (4) · CPC B64C1/00 (4)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:
Number of figures:

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