Drilldown: Patents

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Patents > Filing date: 1900 - 1999 & Family year: 1909 & Number of claims: 2-5

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Office:
Applicant is inventor:
Tech fields:
airplane (165) · design (102) · frame (96) · stability (93) · LTA (68) · None (64) · propulsion (60) · Construction (59) · propellers (59) · control (52) · subsystem (48) · wings (43) · navigation (42) · propeller (41) · rudder (40) · whole (38) · Lift (35) · Aerodynamics (29)
Full specification filed date:
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Supplementary to patent:
None (321) · Patent US-1909-970771 (5) · Patent FR-1909-403985 (5) · Patent FR-1909-410140 (5) · Patent GB-1909-2111 (4) · Patent FR-1909-408197 (4) · Patent FR-1909-408057‎ (3) · Patent DE-1909-226609 (3) · Patent DE-1909-02-25 Hugo Erdmann (3) · Patent FR-1909-411204 (3) · Patent FR-1909-403418 (3) · Patent FR-1909-402649 (3) · Patent AT-1909-49294 (3)
Related to aircraft:
Patent agent:
None (117) · Armengaud jeune (32) · Marks & Clerk (25) · Boult, Wade & Tennant (18) · Herbert Haddan & Co. (9) · None (9) · Schwab (9) · Abel & Imray (9) · Haseltine, Lake & Co. (8) · L. Chassevent (8) · Charles Dony (8) · E. Blétry (8) · Lavoix et Mosès (7) · Boramé et Julien (7) · Hippolyte Josse (6) · Munn & Co. (6) · Johnsons & Willcox (5) · G. F. Redfern & Co.‎ (5)
National tech categories:
None (185) · FR 6.4 (138) · HU V/h (29) · AT 77d (10) · USPC 244/70 (5) · FR 5.3 (4) · USPC 244/65 (4) · FR 6.2 (4) · USPC 244/17.15 (4) · USPC 244/6 (3) · USPC 244/17.21 (3) · USPC 244/20 (3) · DE 77h.11 (3) · DK 77 (3) · DE 77h.9 (3)
IPCs:
None (147) · IPC B64C39/00 (45) · IPC B64C17/00 (37) · IPC B64C1/00 (29) · IPC B64C3/38 (21) · IPC B64B1/00 (19) · IPC B64C23/00 (14) · IPC B64C35/00 (13) · IPC B64C11/00 (11) · IPC B64C13/00 (10) · IPC B64B1/58 (10) · IPC B64C3/00 (9) · IPC B64C27/04 (8) · IPC B64B1/62 (8) · IPC B64C33/00 (7) · IPC B64C25/00 (7) · IPC B64C33/02 (6) · IPC B64C31/06 (6) · IPC B63H1/12 (5) · IPC B64C17/06 (5)
CPCs:
None (70) · CPC B64C17/00 (39) · CPC B64C2700/6295 (31) · CPC B64C39/00 (30) · CPC B64C23/005 (22) · CPC B64B1/00 (19) · CPC B64C13/00 (19) · CPC B64C3/385 (19) · CPC B64C2700/6218 (13) · CPC B64C35/00 (12) · CPC B64B1/58 (11) · CPC B64C11/006 (10) · CPC B64C39/005 (10) · CPC B64C33/02 (10) · CPC B64C2700/6212 (10) · CPC B64B1/40 (9)
Family year:
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Citations from after 1930:
Number of text pages:
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