Patent GB-1912-29012.15939

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This is the third auxiliary “provisional specification” of Patent GB-1911-29012. Any and all data on said specification is to be found on that same original. All go towards that same “complete specification”, which was accepted 1913-03-25.

Patent family descending from Patent GB-1912-29012.15939


Year filed 1912
Year granted 1913
Office GB
Patent number 15939
Inventors Charles Denniston Burney
Inventor country GB
Applicant person Charles Denniston Burney
Applicant firm British and Colonial Aeroplane Co.
Applicant type INDIV
Applicant is inventor? 1
Original title Improvements in or relating to Hydro-aeronautical Apparatus
English title Improvements in or relating to Hydro-aeronautical Apparatus
Tech fields airplane, hydroplane
Filing date 1912-07-08
Full specification filed date
Application number
Grant date 1913-03-25
Granted? 1
Publication date 1913-03-25
Supplementary to patent Patent GB-1911-29012
Related to aircraft? 1
Serial number
Patent agent G.G.M. Hardingham
Assigned to
National tech categories
IPCs IPC B64C35/00
CPCs CPC B64F2700/6261, IPC B64C35/00
Family year 1911
First filing?
Cites these patents
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims