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Composite can with easy opening scored can opener end

US 3,397,809 A · Inventors: ELLERBROCK DONALD H

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3 drawing sheets

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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 August 20, 1968. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by August 20, 1985.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledAugust 26, 1966
GrantedAugust 20, 1968
Term endedAugust 20, 1985
Application number—
Classification (CPC)B65D15/06 +2 more
Length6 pages

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