Drilldown: Patents

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Patents > Applicant type: None & Number of text pages: 3

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Office:
Inventors:
None (3) · Pierre-François Vasserot (3) · Rupert John Isaacson (2) · Maurice-Paul-Émile Pruvost (2) · Louis-Marie Le Dantec (2) · Thomas Augustus Dring (2)
Inventor country:
Applicant person:
None (52) · Pierre-François Vasserot (3) · Louis-Marie Le Dantec (2) · Maurice-Paul-Émile Pruvost (2)
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
propulsion (28) · frame (24) · LTA (20) · airplane (14) · propeller (13) · stability (12) · navigation (12) · balloon (11) · flapping (9) · whole (8) · Parachute (6) · instrument (6) · marine (6) · design (6) · Propellers (6) · Helicopter (5) · subsystem (5)
Full specification filed date:
Granted:
Related to aircraft:
Patent agent:
None (27) · Armengaud jeune (4) · Victor J. Evans (2) · Herbert H. Thompson (2) · Abel & Imray (2) · Arthur Otto Sachse (2)
National tech categories:
None (28) · FR 6.4 (12) · AU 90.3 (6) · DE 77 (4) · AU 90.5 (3) · CH 115 (3) · DE 77h.4 (2) · USPC 244/25 (2) · FR 6.2 (2) · DE 77h.5 (2) · FR 5.3 (2)
CPCs:
None (40) · CPC B64B1/00 (5) · CPC B64C17/00 (4) · CPC B64C33/00 (4) · CPC F41G3/24 (2) · CPC F01L1/28 (2) · CPC B64C33/02 (2) · CPC B64C23/005 (2) · CPC B64D17/00 (2) · CPC B64B1/58 (2) · CPC B64C1/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
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