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Expired, full termArchiveSolo inventor

Non-expendible gun for use in jet perforating

US 2,761,383 A · Inventors: SWEETMAN WILLIAM G

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Overview

The published document from the USPTO: abstract, claims, description and drawings. Open it full size

No Claude kit for weapons

Claude doesn't help design weapons, ammunition or explosives, so this page has no Reinvent kit. To develop this one, work with a federally licensed manufacturer (many of these items are regulated) and a registered patent attorney or agent, listed on the USPTO roster.

Read the whole patent

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.

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Why it's free to use

  • Granted September 4, 1956. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by September 4, 1973.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledAugust 8, 1951
GrantedSeptember 4, 1956
Term endedSeptember 4, 1973
Application number—
Classification (CPC)E21B43/117 +1 more
Length5 pages

Timeline

Timeline From USPTO dates

19521955195819611964196719701973Application filedAug 8, 1951Patent grantedSep 4, 1956Term endedSep 4, 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

Everything on this page comes from the USPTO record linked above.