Drilldown: Patents

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Patents > Year filed: 1900 - 1909 & Supplementary to patent: None & Number of claims: 3-4

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Tech fields:
propulsion (87) · LTA (86) · Airplane (81) · frame (63) · stability (57) · navigation (49) · design (49) · propeller (47) · None (46) · propellers (34) · flapping (33) · balloon (31) · wings (30) · rudder (28) · control (27) · airship (24) · construction (23) · marine (22) · lift (22)
Full specification filed date:
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Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (126) · Armengaud jeune (24) · Marks & Clerk (13) · None (9) · Munn & Co. (9) · Chassevent (7) · E. Blétry (6) · Haseltine, Lake & Co. (6) · L. Chassevent (5) · G. F. Redfern & Co.‎ (4)
National tech categories:
None (131) · FR 6.4 (81) · HU V/h (16) · AT 77d (13) · FR 6.3 (12) · DE 77h (8) · USPC 244/22 (8) · USPC 244/6 (7) · DE 77h.4 (6) · DE 77h.5 (5) · USPC 244/72 (4) · DE 77h.15 (4)
IPCs:
None (193) · IPC B64C39/00 (35) · IPC B64B1/00 (28) · IPC B64C17/00 (13) · IPC B64B1/58 (10) · IPC B64C1/00 (9) · IPC B64C33/00 (8) · IPC B64C3/00 (8) · IPC B64C11/00 (8) · IPC B64C27/04 (8) · IPC B64C3/38 (7) · IPC B64C13/00 (7) · IPC B64C23/00 (6) · IPC B64C5/04 (5) · IPC B64B1/62 (4) · IPC B64C35/00 (4) · IPC B64C33/02 (4) · IPC B64C31/06 (4)
CPCs:
None (103) · CPC B64B1/00 (29) · CPC B64C39/00 (23) · CPC B64C2700/6295 (21) · CPC B64C33/02 (16) · CPC B64C23/005 (16) · CPC B64C17/00 (15) · CPC B64B1/58 (12) · CPC B64C11/006 (9) · CPC B64C13/00 (9) · CPC B64B1/40 (8) · CPC B64C39/005 (8) · CPC B64C3/385 (8) · CPC B64C27/04 (6) · CPC B64C3/00 (6) · CPC B64C33/00 (6) · CPC B64C2700/6274 (5) · CPC B64C2700/6212 (5) · CPC B64B1/62 (5) · CPC B64C2700/6218 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
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