Drilldown: Patents

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Patents > National tech categories : FR 6.3 or IT 8

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Office:
Applicant is inventor:
Tech fields:
LTA (184) · Navigation (160) · propulsion (151) · airplane (96) · balloon (72) · Dirigible (56) · aerostat (52) · stability (47) · None (40) · construction (36) · airship (34) · propeller (30) · Frame (28) · safety (28) · propellers (28) · ascension (28) · balloons (27) · wings (26) · marine (25) · design (23)
Full specification filed date:
Application number:
None (569)
Granted:
Supplementary to patent:
None (515) · Patent FR-1907-377174 (4) · Patent SE-1906-23283 (3) · Patent FR-1878-124576 (3) · Patent FR-1881-142748 (3) · Patent FR-1902-326727 (3)
Related to aircraft:
Patent agent:
None (356) · Armengaud jeune (26) · Chassevent (25) · Blétry aîné (17) · Desnos (15) · Société Marillier et Robelet (14) · Armengaud aîné (12) · Dieuaide (9) · None (9) · Hippolyte Josse (8) · Dumas (8) · Société Louis Gudman et Cie (7) · C. Blétry (6) · Émile Barrault (6) · Société Matray frères (6) · Casalonga (6) · Josse (5) · Société Thirion et Bonnet (5) · Thirion (5) · Weismann et Marx (5)
National tech categories: (Click arrow to add another value)
CPCs:
None (555) · CPC B64B1/00 (56) · CPC B64C33/02 (7) · CPC B64C2700/6281 (7) · CPC B64B1/40 (7) · CPC B64C39/005 (6) · CPC B64B1/58 (6) · CPC B64C39/00 (5) · CPC B64C11/001 (4) · CPC B64C27/12 (4) · CPC B64C27/04 (3) · CPC B64C23/005 (3) · CPC B64C17/00 (3) · CPC B64C11/006 (3) · CPC B64C2700/6295 (3) · CPC B64C13/02 (2) · CPC B64C13/04 (2) · CPC B64C31/04 (2) · CPC B64C33/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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