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Patents > Inventor country: None & Applicant is inventor: Yes & Granted: Yes & Assigned to: None

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Inventor country: (Click arrow to add another value)
Applicant is inventor: (Click arrow to add another value)
Application number:
None (2419)
Granted: (Click arrow to add another value)
Supplementary to patent:
None (2552) ·   (3) · Patent FR-1880-139386 (3) · Patent BE-1913-253298 (2) · Patent US-1911-1109891 (2) · Patent FR-1900-299924 (2) · Patent DE-1899-123884 (2) · Patent FR-1881-143264 (2)
Related to aircraft:
Patent agent:
None (2429) · Desnos (13) · Blétry aîné (11) · Armengaud jeune (10) · Dieuaide (8) · Chassevent (7) · Société Marillier et Robelet (5) · Société Louis Gudman et Cie (4) · Nauhardt (4) · Armengaud aîné (4) · Dumas (4) · Thirion (4) · Casalonga (4) · Société Matray frères (3) · Société Thirion et Bonnet (3) · Marks & Clerk (3) · Duvinage (3) · Caron (3) · Boult, Wade & Tennant (3) · Fayollet (3)
Assigned to: (Click arrow to add another value)
National tech categories:
None (2075) · FR 6.3 (185) · USPC 244/139 (18) · USPC 244/147 (18) · USPC 244/142 (16) · BE K (14) · USPC 244/153R (13) · DE 77 (13) · GB 4 (13) · GB 4 propel & steer (12) · USPC 244/149 (9) · GB 4 with buoyant (9) · GB 4 without buoyant (9) · USPC 244/53A (9) · DE 77h.5 (7) · USPC 244/144 (7) · FR 6.4 (7)
IPCs:
None (2561) · IPC B64C39/00 (6) · IPC B64C23/00 (6) · IPC B64C11/00 (4) · IPC B64B1/00 (3) · IPC F41G3/24 (2) · IPC B64D27/00 (2) · IPC B64C33/02 (2) · IPC B64C31/06 (2) · IPC B64C3/56 (2) · IPC B64C3/00 (2) · IPC B64C13/00 (2) · IPC B64C11/32 (2) · IPC B64B1/58 (2) · IPC B64C27/04 (2) · IPC B63H1/12 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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