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Patents > IPCs : IPC B64B1/40 or IPC B64C11/00 & Number of claims: 3-40

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Office:
Inventors:
None (5) · Everard Richard Calthrop (3) · Vincent Wisniewski (3) · Jan Jaakson (2) · Édouard-Jean Bigourdan (2) · Kurt Schultze (2) · Max Reymond (2) · Charles Espinosa (2) · Louis Vinay (2) · Franzesco Fronz (2) · Ernest Abington Vessey (2) · Alfred Arnold Remington (2) · Hermann Ruthenberg (2)
Inventor country:
Applicant person:
None (9) · Vincent Wisniewski (3) · Everard Richard Calthrop (3) · Ernest Abington Vessey (2) · Louis Vinay (2) · Max Reymond (2) · Kurt Schultze (2) · Charles Espinosa (2) · Édouard-Jean Bigourdan (2) · Jan Jaakson (2) · Alfred Arnold Remington (2) · Hermann Ruthenberg (2)
Applicant is inventor:
Tech fields:
propulsion (32) · propellers (25) · design (14) · LTA (14) · propeller (9) · None (8) · airplane (8) · stability (8) · airship (7) · control (7) · aerodynamics (6) · marine (6) · construction (5) · balloon (5) · navigation (5) · cables (5) · aerial propellers (5) · aerial propeller (5)
Full specification filed date:
Application number:
None (15)
Granted:
Related to aircraft:
Patent agent:
None (22) · Armengaud jeune (7) · None (5) · Marks & Clerk (5) · Lloyd Wise & Co. (4) · Schwab (4) · Boult, Wade & Tennant (4) · W. P. Thompson & Co. (3) · E. Blétry (2) · Hippolyte Josse (2) · Mathys & Co. (2)
National tech categories:
None (47) · FR 6.4 (26) · DE 77 (3) · USPC 244/65 (3) · USPC 416/139 (3)
IPCs: (Click arrow to add another value)
CPCs:
CPC B64C11/006 (42) · CPC B64C11/00 (21) · CPC B64B1/40 (14) · CPC B64D2700/62692 (6) · CPC B64C11/005 (4) · CPC B64C11/001 (3) · CPC B64C11/346 (3) · CPC B64C11/008 (2) · CPC B64C11/007 (2) · None (2) · CPC B64C11/003 (2) · CPC B64B1/40 (EP) (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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