Drilldown: Patents

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Patents > Applicant firm: None & National tech categories : FR 6.3 or IT 8

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Office:
Applicant firm: (Click arrow to add another value)
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Tech fields:
LTA (181) · navigation (156) · propulsion (150) · airplane (94) · balloon (72) · dirigible (55) · aerostat (52) · stability (46) · None (39) · construction (36) · airship (34) · propeller (30) · propellers (28) · frame (28) · ascension (28) · balloons (27) · safety (26) · marine (25) · wings (24) · design (23)
Full specification filed date:
Application number:
None (554)
Granted:
Supplementary to patent:
None (508) · Patent FR-1907-377174 (4) · Patent FR-1881-142748 (3) · Patent FR-1902-326727 (3) · Patent FR-1878-124576 (3)
Related to aircraft:
Patent agent:
None (343) · Armengaud jeune (25) · 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) · Société Matray frères (6) · Émile Barrault (6) · Casalonga (6) · C. Blétry (6) · Josse (5) · Thirion (5) · Société Thirion et Bonnet (5) · Weismann et Marx (5)
National tech categories: (Click arrow to add another value)
CPCs:
None (540) · CPC B64B1/00 (55) · CPC B64C33/02 (7) · CPC B64B1/40 (7) · CPC B64C2700/6281 (7) · CPC B64C39/005 (6) · CPC B64B1/58 (6) · CPC B64C39/00 (5) · CPC B64C27/12 (4) · CPC B64C11/001 (4) · CPC B64C11/006 (3) · CPC B64C27/04 (3) · CPC B64C23/005 (3) · CPC B64C17/00 (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:
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