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Electron accelerator means with means for repeatedly passing the initial electrons through the accelerator

US 3,349,335 A · Inventors: CROWLEY CROWLEY-MILLING MICHAE

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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.

Why it's free to use

  • Granted October 24, 1967. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by October 24, 1984.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledAugust 31, 1964
GrantedOctober 24, 1967
Term endedOctober 24, 1984
Application number—
Classification (CPC)H05H7/00
Length4 pages

Timeline

Timeline From USPTO dates

1965196719691971197319751977197919811983Application filedAug 31, 1964Patent grantedOct 24, 1967Term endedOct 24, 1984

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