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Patents > Applicant firm: None & Filing date: 1909 & Number of text pages: 2-3

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Year filed:
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Tech fields:
airplane (210) · frame (120) · propulsion (118) · Design (112) · LTA (111) · stability (91) · propellers (78) · None (75) · navigation (69) · wings (65) · propeller (63) · Control (62) · Rudder (57) · Subsystem (53) · Construction (49) · lift (43) · whole (39) · hybrid (37) · aerodynamics (37) · Airship (33)
Full specification filed date:
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Supplementary to patent:
None (461) · Patent FR-1908-392672 (7) · Patent FR-1908-407090 (4) · Patent US-1908-1077750 (4) · Patent DE-1908-221549 (4) · Patent GB-1908-4519 (4) · Patent FR-1909-403985 (3) · Patent DE-1908-227979 (3) · Patent FR-1909-401348 (3) · Patent AT-1908-41559 (3) · Patent AT-1909-49294 (3) · Patent DE-1909-232158 (3) · Patent US-1908-1081147 (3) · Patent FR-1908-397199 (3) · Patent GB-1909-2111 (3)
Related to aircraft:
Patent agent:
None (174) · Armengaud jeune (47) · None (21) · J. Bonnet-Thirion (17) · Marks & Clerk (14) · Boult, Wade & Tennant (11) · Weismann et Marx (11) · Lavoix et Mosès (9) · G. de Mestral et F. Harlé (9) · E. Blétry (8) · E. Blum & Co. (8) · Haseltine, Lake & Co. (8) · Herbert Haddan & Co. (7) · Munn & Co. (7) · Abel & Imray (6) · G. F. Redfern & Co. (6) · Schwab (6) · Charles Dony (6) · C. Blétry (6)
National tech categories:
FR 6.4 (233) · None (164) · HU V/h (32) · AT 77d (18) · DE 77h.5 (14) · RU Group V (10) · CH 129a (8) · FR 6.2 (7) · USPC 244/45R (6) · DE 77h.11 (5) · DK 77 (5) · DE 77h.10 (4) · USPC 244/72 (4) · USPC 244/13 (4) · USPC 244/65 (4) · USPC 244/87 (4) · FR 5.3 (4) · USPC 244/70 (4)
IPCs:
None (214) · IPC B64C39/00 (63) · IPC B64B1/00 (33) · IPC B64C17/00 (31) · IPC B64C1/00 (28) · IPC B64C3/38 (23) · IPC B64C23/00 (21) · IPC B64C11/00 (19) · IPC B64C33/02 (16) · IPC B64C13/00 (15) · IPC B64B1/58 (14) · IPC B64C33/00 (13) · IPC B64C3/00 (12) · IPC B64C27/04 (11) · IPC B64C35/00 (11) · IPC B64C25/00 (9) · IPC B64C3/54 (9) · IPC B64B1/62 (7) · IPC B63H1/12 (7) · IPC B64C3/52 (6)
CPCs:
None (110) · CPC B64C2700/6295 (48) · CPC B64C39/00 (46) · CPC B64C17/00 (40) · CPC B64B1/00 (35) · CPC B64C23/005 (29) · CPC B64C3/385 (25) · CPC B64C13/00 (21) · CPC B64C33/02 (21) · CPC B64B1/58 (17) · CPC B64C11/006 (16) · CPC B64C33/00 (15) · CPC B64C2700/6274 (13) · CPC B64C2700/6218 (13) · CPC B64C2700/6256 (11) · CPC B64C3/00 (11) · CPC B64C35/00 (10) · CPC B64C27/04 (9) · CPC B64C39/08 (9) · CPC B64C2700/6212 (9)
First filing:
Cites these patents:
None (658) · 0 (2)
Citations from after 1930:
Number of text pages:
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