Drilldown: Patents

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Patents > Office: DE & Related to aircraft: Yes

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Office: (Click arrow to add another value)
Applicant person:
None (327) · Robert Esnault-Pelterie (4) · Ernst Georg August Baumgarten (4) · August Riedinger (4) · Jakob Haw (4) · Georg Wellner (3) · Emil Lehmann (3) · Joseph Hofmann (3) · Andreas Ożegowski (3) · Hermann Werner (3) · Hellmuth Hirth (3)
Applicant is inventor:
Tech fields:
None (217) · LTA (81) · frame (58) · airplane (57) · propulsion (54) · propeller (38) · Navigation (37) · construction (32) · design (29) · Wings (27) · balloon (25) · control (23) · propellers (18) · airship (17) · stability (17) · subsystem (17) · whole (14) · flapping (13) · car (12) · dirigible (12)
Full specification filed date:
Application number:
None (444)
Granted:
Supplementary to patent:
None (461) · Patent DE-1904-173378 (3) · DE79446 (2)
Related to aircraft: (Click arrow to add another value)
IPCs:
None (364) · IPC B64C33/02 (20) · IPC B64C3/00 (20) · IPC B64B1/00 (11) · IPC B64C39/00 (10) · IPC B64C11/00 (8) · IPC B64C1/00 (6) · IPC B64B1/58 (6) · IPC B64C23/00 (5) · IPC B64C11/20 (5) · IPC B64C3/38 (5) · IPC B64C13/00 (4) · IPC B64C17/00 (4) · IPC B64B1/40 (3) · IPC B64B1/30 (3) · IPC B64C3/18 (3) · IPC B64C35/00 (3) · IPC B64C9/02 (3) · IPC CPC B64C13/00 (3) · IPC B64B1/64 (3)
CPCs:
None (279) · CPC B64C33/02 (25) · CPC B64C3/00 (21) · CPC B64B1/00 (19) · CPC B64C2700/6235 (14) · CPC B64C11/006 (11) · CPC B64B1/58 (9) · CPC B64C23/005 (9) · CPC B64C17/00 (7) · CPC B64C33/00 (6) · CPC B64C11/00 (6) · CPC B64C13/00 (6) · CPC B64B1/30 (6) · CPC B64B1/40 (6) · CPC B64C27/00 (6) · CPC B64C9/00 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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