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Oscillating shear for cutting trapezoidal shapes

US 2,767,789 A · Inventors: SIMEON BUDLONG et al.

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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 October 23, 1956. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by October 23, 1973.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJune 1, 1954
GrantedOctober 23, 1956
Term endedOctober 23, 1973
Application number—
Classification (CPC)B23D15/005 +2 more
Length14 pages

Timeline

Timeline From USPTO dates

1955195719591961196319651967196919711973Application filedJune 1, 1954Patent grantedOct 23, 1956Term endedOct 23, 1973

Sources & verification

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

Cross-check elsewhere

Google PatentsFull text, worldwide family, citing patents and legal events.patents.google.comJustia PatentsFull text, claims and classification.patents.justia.comFreePatentsOnlineFull text and PDF.freepatentsonline.comEspacenetForeign family and legal status.European Patent Office

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