Patent HU-1910-55438

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Reference is made with in the Hungarian data to a filing date 1909-12-03. The inventor is of clearly Italian descent. We have him filing in US and GB and FR. We'll check on him relative to IT. The above-mentioned priority date clearly refers to Patent AT-1909-47911.

Sources

  • “Publication/disclosure” will be treated as “date granted”, for now. The “Megjelent (year). évi (month) hó (day)-én (or án)”, that is “Released (month) (day), (year)”, given on the original, is seemingly always later, and we do not know the which legally constitutes the patent's being “granted”. Fortunately, filing date data is clean and simple and consistent between the data page and the original.
  • the Szellemi Tulajdon Nemzeti Hivatala database in anglophone setting, choosing the Patent option, among the Advanced search on the left of the page, and using patent classification “V/h” as the keyword
  • (Virtual or direct analogue access to Szabadalmi Kőzlőny will facilitate the gathering of other data.)
  • Original .pdf drawn from Szellemi Tulajdon Nemzeti Hivatala database
  • Inventor location: Vienna
  • Inventor occupation: Engineer


Year filed 1910
Year granted 1912
Office HU
Patent number 55438
Inventors Giulio Silvestri
Inventor country AT
Applicant person Giulio Silvestri
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title Sárkányrendszerű röpülőgép
English title Dragon-powered airplane, that is, to an airplane making use of kite-associated approaches to lift
Tech fields airplane, propulsion, whole, lift, construction, design, propellers
Filing date 1910-11-29
Full specification filed date
Application number 55438
Grant date 1912-02-15
Granted? 1
Publication date 1912-02-19
Supplementary to patent
Related to aircraft? 1
Serial number
Patent agent
Assigned to
National tech categories HU V/h
IPCs
CPCs
Family year 1909
First filing?
Cites these patents Patent AT-1909-47911
Citations from after 1930
Application ID
INPADOC family ID
Number of text pages
Number of diagram pages
Number of figures
Number of claims