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Packaging with molded pulp cushioning pads

US 2,778,490 A · Inventors: EMERY RICHARD L

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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 January 22, 1957. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by January 22, 1974.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledDecember 16, 1953
GrantedJanuary 22, 1957
Term endedJanuary 22, 1974
Application number—
Classification (CPC)B65D5/503 +1 more
Length6 pages

Timeline

Timeline From USPTO dates

1954195719601963196619691972Application filedDec 16, 1953Patent grantedJan 22, 1957Term endedJan 22, 1974

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