Drilldown: Patents

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Patents > Year filed: 1909 & Patent agent: None

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Year filed:
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Applicant is inventor:
Tech fields:
None (294) · airplane (135) · LTA (107) · frame (80) · propulsion (74) · Design (69) · stability (68) · navigation (57) · propeller (57) · Propellers (46) · balloon (34) · subsystem (32) · wings (31) · construction (30) · Airship (29) · whole (29) · rudder (28) · control (28) · Lift (22)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (601) · Patent GB-1909-2111 (6) · Patent GB-1908-4519 (6) · Patent US-1909-970771 (5) · Patent DE-1908-221549 (4) · Patent US-1909-1010443 (3) · Patent US-1908-1081147 (3) · Patent US-1908-1077750 (3) · Patent GB-1908-13809 (3) · Patent AU-1909-15563 (3) · Patent FR-1908-407411 (3) · Patent FR-1908-404631 (3) · Patent DE-1909-232158 (3) · Patent DE-1909-221412 (3) · Patent DE-1908-227242 (3)
Patent agent: (Click arrow to add another value)
National tech categories:
None (332) · FR 6.4 (70) · HU V/h (44) · AT 77d (29) · IT 8 (16) · DE 77h.5 (14) · MX F. III (12) · RU Group V (12) · DE 77h.15 (8) · DE 77h.4 (7) · USPC 244/66 (6) · USPC 244/80 (6) · DE 77h.6 (5) · DK 77 (5) · USPC 244/93 (5) · DE 77h.2 (5) · USPC 244/22 (5)
IPCs:
None (551) · IPC B64C39/00 (22) · IPC B64B1/00 (22) · IPC B64B1/58 (18) · IPC B64C17/00 (12) · IPC B64C33/02 (10) · IPC B64C1/00 (9) · IPC B64C11/00 (6) · IPC B64B1/62 (5) · IPC B64C13/00 (5) · IPC B64C31/06 (4) · IPC B64B1/40 (4) · IPC B64C33/00 (3) · IPC B64C3/56 (3) · IPC B64C3/54 (3) · IPC B64C3/38 (3) · IPC B64C3/18 (3) · IPC B64C23/00 (3)
CPCs:
None (276) · CPC B64C2700/6295 (45) · CPC B64C39/00 (33) · CPC B64B1/00 (30) · CPC B64B1/58 (29) · CPC B64C11/006 (24) · CPC B64C17/00 (24) · CPC B64C3/385 (22) · CPC B64C33/02 (21) · CPC B64C23/005 (20) · CPC B64C13/00 (14) · CPC B64C33/00 (12) · CPC B64C39/005 (11) · CPC B64B1/40 (10) · CPC A63H27/08 (9) · CPC B64C2700/6274 (9) · CPC B64C11/36 (7)
First filing:
Citations from after 1930:
Number of diagram pages:

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