Drilldown: Patents

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Patents > Applicant type: INDIV & Granted: Yes & IPCs : IPC B64C27/04 or IPC B64C39/00 & Number of claims: 2-4

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Office:
Inventors:
Désiré Sival (3)
Inventor country:
Applicant person:
Désiré Sival (3)
Applicant firm:
Applicant type: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
airplane (72) · Design (44) · None (33) · propulsion (33) · propellers (29) · wings (29) · construction (25) · stability (24) · Frame (21) · helicopter (21) · lift (20) · sustentation (20) · Aerodynamics (19) · Control (17) · whole (12) · ascension (12) · HTA (12) · chassis (9) · hybrid (9)
Full specification filed date:
Application number:
None (15)
Granted: (Click arrow to add another value)
Supplementary to patent:
None (128) · Patent FR-1909-403418 (2) · Patent FR-1916-502839 (2) · Patent FR-1915-502520 (2)
Related to aircraft:
Patent agent:
None (32) · Armengaud jeune (15) · None (11) · Marks & Clerk (9) · Brandon frères (9) · J. Bonnet-Thirion (7) · Herbert Haddan & Co. (5) · J. Germain (5) · Société A. Frey et de Carsalade (4) · G. Petiau (4) · Munn & Co. (4) · Haseltine, Lake & Co. (4) · Boult, Wade & Tennant (4) · J. S. Withers & Spooner (4) · Charles Dony (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C39/00 (93) · CPC B64C2700/6295 (87) · CPC B64C2700/6281 (32) · CPC B64C27/04 (25) · CPC B64C39/005 (18) · CPC B64C39/08 (15) · CPC B64C39/008 (9) · CPC B64C39/003 (8) · CPC B64C27/12 (5) · CPC B64C27/20 (4) · CPC B64C27/52 (4) · CPC B64C39/062 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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