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System for maintaining constant quantity rate and constant quality of x-radiation from an x-ray generator

US 2,825,816 A · Inventors: ROGERS THOMAS H

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Listed from its USPTO record in Patent Yard's full-term archive. Its claims, description and drawings are in the USPTO PDF and on Google Patents, and the Claude kit works from them.

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Why it's free to use

  • Granted March 4, 1958. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by March 4, 1975.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledNovember 13, 1952
GrantedMarch 4, 1958
Term endedMarch 4, 1975
Application number—
Classification (CPC)H05G1/36
Length4 pages

Timeline

Timeline From USPTO dates

19531956195919621965196819711974Application filedNov 13, 1952Patent grantedMarch 4, 1958Term endedMarch 4, 1975

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Official USPTO records

Full published documentText and every drawing sheet as a PDF.USPTOFile historyStatus, office actions, notices, fee records and petitions.USPTO Patent CenterPatent Public Search recordSearchable full text and bibliographic data.USPTO

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