Drilldown: Patents

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Patents > First filing: None & Number of claims: 3-7

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Applicant person:
None (182) · Everard Richard Calthrop (7) · Henri-Marie Coandă (5) · Louis Brennan (4) · Louis-Marie Le Dantec (4) · Heinrich Bier (4) · Louis Constantin (4) · Ernst Heinkel (3) · Emil Hyra (3) · Jan Jaakson (3) · Hanns Pippart (3) · Alfred Julius Boult (3) · Karl Klinkosch (3) · Adalbert Plaček (3) · Heinrich Noll (3)
Applicant is inventor:
Tech fields:
airplane (110) · frame (89) · LTA (72) · design (62) · propulsion (59) · stability (41) · navigation (41) · propeller (36) · wings (35) · balloon (32) · Propellers (30) · subsystem (29) · whole (26) · rudder (25) · Construction (24) · aerodynamics (24) · Airship (23) · marine (22) · safety (20) · military (19)
Full specification filed date:
Application number:
None (291)
Granted:
Supplementary to patent:
None (228) · Patent CH-1899-18666 (4) · Patent ES-1911-50083 (4) · Patent FR-1911-430455 (3) · Patent GB-1911-12232 (3)
Related to aircraft:
Patent agent:
None (221) · Haseltine, Lake & Co.‎ (7) · Marks & Clerk (6) · E. Blum & Co. (5) · Munn & Co. (4) · Alfred Ernest White (4) · Boult, Wade & Tennant (4) · Armengaud jeune (4) · E. Imer-Schneider (4) · Edwin Phillips (4) · Abel & Imray (3) · A. M. & William Clark (3)
National tech categories:
None (88) · HU V/h (50) · AT 77d (44) · FR 6.4 (22) · DK 77 (13) · CH 129b (11) · AU 90.3 (10) · GB 4 propel & steer (8) · DE 77h.15 (7) · DE 77 (7) · DE 77h.5 (7) · CH 115 (6) · AU 90.5 (6) · GB 4 with buoyant (4) · DE 77h (4) · DE 77h.4 (4) · GB 4 without buoyant (3) · DE 77h.6 (3)
IPCs:
None (266) · IPC B64C39/00 (4) · IPC B64C13/00 (3) · IPC B64D17/00 (3) · IPC B64B1/64 (3) · IPC B64C17/00 (3) · IPC B64B1/58 (3) · IPC B64C3/54 (2) · IPC B64C23/00 (2) · IPC B64B1/08 (2) · IPC B64B1/00 (2) · IPC B64C3/00 (2) · IPC B63H1/16 (2) · IPC B64F1/22 (2) · IPC B64C35/00 (2) · IPC B64C9/00 (2) · IPC G01P3/36 (2)
CPCs:
None (257) · CPC B64C13/00 (5) · CPC B64B1/58 (5) · CPC B64C17/00 (4) · CPC G01P3/36 (4) · CPC B64C39/00 (3) · CPC B64C2700/6295 (3) · CPC B64C3/00 (3) · CPC B64B1/64 (3)
First filing: (Click arrow to add another value)
Cites these patents:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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