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Patents > Office : CA or GB & Inventor country : NL or US

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Office: (Click arrow to add another value)
Inventor country: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
None (146) · airplane (64) · LTA (50) · frame (50) · stability (43) · Propulsion (36) · propeller (34) · navigation (34) · Design (30) · rudder (25) · propellers (22) · construction (19) · wings (18) · steering (18) · balloon (18) · car (16) · airfoil (15) · safety (15) · whole (15) · HTA (14)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (273)
Related to aircraft:
Patent agent:
None (192) · Marks & Clerk (33) · J. S. Withers & Spooner (15) · Wheatley & Mackenzie (14) · Herbert Haddan & Co. (12) · Haseltine, Lake & Co. (9) · Jensen & Son (8) · J. S. Withers (7) · Munn & Co. (6) · Brewer & Son (6) · A. M. & William Clark (6) · W. P. Thompson & Co. (5) · F. W. Golby (4)
National tech categories:
None (345) · CA 244/24 (8) · GB 4 aëroplanes (6) · GB 4 propel & steer (5) · CA 244/12 (4) · GB 4 with buoyant (4) · CA 341/80 (4) · CA 244/35 (4) · GB 4 without buoyant (4) · GB 4 framework (3) · CA 46/28 (3) · GB 4 aërostats (3) · CA 244/13 (2) · CA 244/10 (2) · CA 244/119 (2) · CA 115/32 (2) · CA 244/29 (2) · CA 244/3 (2) · CA 244/4 (2) · GB 4 motors (2)
IPCs:
None (257) · IPC B64C39/00 (27) · IPC B64C17/00 (26) · IPC B64C1/00 (21) · IPC B64C3/00 (7) · IPC B64C27/04 (7) · IPC B64C23/00 (7) · IPC B64C13/00 (7) · IPC B62C5/04 (6) · IPC B64C33/02 (6) · IPC B64C3/38 (6) · IPC B64C35/00 (5) · IPC B64C5/04 (5) · IPC B64B1/00 (4) · IPC B64B1/58 (4) · IPC B64C17/06 (3) · IPC B64C27/28 (3) · IPC B64C33/00 (3) · IPC B64C3/42 (3)
CPCs:
None (147) · CPC B64C17/00 (44) · CPC B64C39/00 (35) · CPC B64C2700/6295 (33) · CPC B64C2700/6218 (21) · CPC B64C13/00 (16) · CPC B64C2700/6256 (13) · CPC B64B1/00 (11) · CPC B64C23/005 (10) · CPC B64C3/385 (10) · CPC B64C3/00 (10) · CPC B64C35/00 (9) · CPC B64C11/006 (9) · CPC B64C39/005 (8) · CPC B64C2700/6212 (8) · CPC B64C2700/6281 (8) · CPC B64C3/42 (7) · CPC B64C2700/6214 (7) · CPC B64C33/02 (7)
First filing:
Citations from after 1930:
Number of diagram pages:

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