Drilldown: Patents

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Patents > National tech categories : DE 77h or FR 10.1 or FR 6.3

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Office:
Inventor location:
None (642) · Tarn-et-Garonne (2) · Nièvre (2) · Somme (2)
Applicant is inventor:
Tech fields:
LTA (183) · navigation (142) · propulsion (135) · balloon (70) · dirigible (54) · aerostat (52) · Construction (43) · airplane (43) · None (38) · stability (37) · airship (36) · frame (34) · safety (31) · balloons (28) · propellers (27) · design (24) · subsystem (24) · ascension (23) · wings (23) · hybrid (23)
Full specification filed date:
Application number:
None (515)
Granted:
Supplementary to patent:
None (520) · Patent FR-1881-142748 (3) · Patent FR-1907-377174 (3) · Patent FR-1878-124576 (3)
Related to aircraft:
Patent agent:
None (298) · Armengaud jeune (27) · Chassevent (25) · Blétry aîné (17) · Desnos (15) · None (13) · Société Marillier et Robelet (13) · Armengaud aîné (12) · C. Blétry (9) · Dumas (8) · Hippolyte Josse (8) · Dieuaide (8) · Société Louis Gudman et Cie (7) · Casalonga (6) · Émile Barrault (6) · Société Matray frères (6)
National tech categories: (Click arrow to add another value)
IPCs:
None (463) · IPC B64B1/00 (60) · IPC B64C5/04 (15) · IPC B64B1/40 (12) · IPC B64C33/02 (12) · IPC B64C39/00 (12) · IPC B64C11/00 (11) · IPC B64B1/58 (10) · IPC B64C27/04 (8) · IPC B64C23/00 (6) · IPC B64C31/06 (5) · IPC B64C17/00 (3)
CPCs:
None (461) · CPC B64B1/00 (59) · CPC B64C33/02 (14) · CPC B64B1/40 (12) · CPC B64B1/58 (10) · CPC B64C2700/6281 (7) · CPC B64C23/005 (7) · CPC A63H27/08 (6) · CPC B64C39/005 (6) · CPC B64C39/00 (5) · CPC B64C27/12 (4) · CPC B64C11/001 (4) · CPC B64C11/006 (4) · CPC B64C2700/6295 (3) · CPC B64C31/04 (3) · CPC B64C11/00 (3) · CPC B64C17/00 (3) · CPC B64C27/04 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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