Patent US-1922-1431646

From Inventing aviation
Jump to navigation Jump to search
  • Inventor location: Fontainebleau, France ; citizen of France
  • Assignee location: Favre in Paris


Year filed 1914
Year granted 1922
Office US
Patent number 1431646
Inventors Alfred Frey
Inventor country FR
Applicant person Alfred Frey, Édouard Favre
Applicant firm
Applicant type INDIV
Applicant is inventor? No
Original title Aeroplane and flying machine with flapping wings
English title Aeroplane and flying machine with flapping wings
Tech fields ornithopter, hybrid
Filing date November 14, 1914
Full specification filed date
Application number 1914872243
Grant date October 10, 1922
Granted? Yes
Publication date
Supplementary to patent
Related to aircraft? Yes
Serial number 872243
Patent agent
Assigned to Édouard Favre
National tech categories USPC 244/46
IPCs IPC B64C3/38, IPC B64C3/00
CPCs CPC B64C3/385, CPC Y02T50/145, CPC Y02T50/14
Family year 1914
First filing? Yes
Cites these patents
Citations from after 1930
Application ID 53919042
INPADOC family ID 44094816
Number of text pages 2
Number of diagram pages 1
Number of figures 3
Number of claims 3