Patent RU-1909-41559

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Tentatively we have a match for Villehad Forssman; see also w:de:Villehad Forssman.

This patent was given a serial number when it was filed in 1909 but we have no evidence it was granted.

  • Inventor status: иностранец – foreigner

Sources

  • Patent list in Vozdukhoplavatel Vol. 7 No. 5 (May 1910), p. 431. A review in May of patents from November 1909 through February 1910, compiled by Л. Розенцвейг, L. Rosenzweig.
    • The overlap between this list and the one compiled in February tends to confirm the hypothesis that the dates are filing dates. On the other hand, why does this list have the second halves of November, December, and January? The serial numbers conform to the order of the dates.
    • This application received a protection certificate based on Article 198/7 of the 1906 Industrial Law – Охранительныя свидѣтельства, выданныя на основании ст. 198/7 уст. о промышленности (прод. св. зак. Рос. Имп. 1906 г. ч. 4). (At the time Rosenzweig published this list, the patents only had provisional protection with serial numbers.)
    • HathiTrust OCR: 25 ноября-- 41559. — Иностранцу В. Форсману — на гон- долы для управляемыхъ аэростатовъ въ видѣ вертикальной рамы
    • 1909-11-25 Julian = 1909-12-08 Gregorian
  • VPTB search – no match


Year filed 1909
Year granted
Office RU
Patent number
Inventors Villehad Forssman, Villehad Henrik Forssman
Inventor country SE
Applicant person В. Форсман
Applicant firm
Applicant type INDIV
Applicant is inventor? 1
Original title гондолы для управляемыхъ аэростатовъ въ видѣ вертикальной рамы
English title Gondola for controllable aerostat of the vertical frame type
Tech fields dirigible, LTA, gondola
Filing date 1909-12-08
Full specification filed date
Application number
Grant date
Granted? 0
Publication date
Supplementary to patent
Related to aircraft? 1
Serial number 41559
Patent agent
Assigned to
National tech categories
IPCs
CPCs
Family year 1909
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