Patent HU-1900-21140

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  • “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 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
  • Original .pdf drawn from Szellemi Tulajdon Nemzeti Hivatala database
  • (Virtual or direct analogue access to Szabadalmi Kőzlőny will facilitate the gathering of other data.)
  • Inventor location: Budapest, Hungary
  • Inventor occupation:

Részvénytársaság is a joint stock company, incidentally. We will be doing some clarification between this corporate incarnation, situated in Budapest, and Siemens & Halske A.-G., situated in Berlin-Siemensstadt and Vienna.

Year filed 1900
Year granted 1901
Office HU
Patent number 21140
Inventor country HU
Applicant person
Applicant firm Siemens és Halske Részvénytársaság
Applicant type COMPANY
Applicant is inventor? 1
Original title Berendezés elektromos izzófény létesítésére másodrendű vezetők segélyével
English title Equipment for the installation of electric incandescent light with the aid of second-class drivers
Tech fields electricity, illumination
Filing date 1900-09-12
Full specification filed date
Application number 21140
Grant date 1901-04-13
Publication date 1901-04-27
Supplementary to patent
Related to aircraft? -1
Serial number
Patent agent
Assigned to
National tech categories HU V/h
Family year 1900
First filing?
Cites these patents
Citations from after 1930
Application ID
Number of text pages 1
Number of diagram pages 1
Number of figures 2
Number of claims 1