Drilldown: Patents

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Patents > National tech categories : FR 6.4 or USPC 244/52 & IPCs: None

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Office:
Inventors:
None (5) · l'abbé Jean-Martin Demongeot (4) · Prosper Meller‎ (4) · Robert Esnault-Pelterie (3) · Charles P. Fest (2) · Eugène-Louis-Jules DE FRESNE (2) · Modeste-Abel Latouche (2) · Wilhelm Jacob Hoffmann (2) · Marc (2) · Theodore Kornbrodt (2) · Louis Coutant Badeau (2) · Société Industrielle Suisse (2) · Henri Blanc (2)
Inventor country:
Applicant person:
None (45) · l'abbé Jean-Martin Demongeot (4) · Meller (the younger) (4) · Robert Esnault-Pelterie (3) · Charles P. Fest (2) · Theodore Kornbrodt (2) · Henri Blanc (2) · Louis Coutant Badeau (2)
Applicant is inventor:
Tech fields:
Airplane (41) · LTA (38) · navigation (32) · stability (25) · None (23) · propulsion (19) · frame (18) · design (14) · propeller (13) · steering (9) · control (9) · wings (9) · Construction (8) · safety (8) · whole (7) · propellers (6) · dirigibles (6) · flapping (6) · aerostat (6)
Full specification filed date:
Application number:
None (58)
Granted:
Publication date:
Supplementary to patent:
None (106) · Patent FR-1836-5429 (3) · Patent FR-1850-10514 (2)
Related to aircraft:
Patent agent:
None (69) · Armengaud jeune (9) · E. Blétry (5) · Charles Assi (4) · Boramé et Julien (4) · None (4) · J. Germain (3) · 0 (3)
National tech categories: (Click arrow to add another value)
IPCs: (Click arrow to add another value)
CPCs:
None (61) · CPC B64C17/00 (13) · CPC B64C9/38 (12) · CPC B64C33/02 (10) · CPC B64C39/00 (8) · CPC B64C2700/6295 (8) · CPC B64C2700/6218 (7) · CPC B64C11/006 (6) · CPC B64C3/385 (5) · CPC B64C13/00 (4) · CPC B64C23/005 (3) · CPC B64C3/54 (3) · CPC B64C3/52 (3) · CPC B64C2700/6245 (3) · CPC B64C2700/6256 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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