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Hydraulic slip setting apparatus

US 3,122,811 A · Inventors: GILREATH LAFAYETTE E

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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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  • Granted March 3, 1964. A patent granted before 1976 lasted at most 17 years from grant, so its term ended by March 3, 1981.
  • We check US rights only. Old patents can still inspire new ones: improvements may be patentable.
FiledJune 29, 1962
GrantedMarch 3, 1964
Term endedMarch 3, 1981
Application number—
Classification (CPC)E21B19/10
Length6 pages

Timeline

Timeline From USPTO dates

1963196519671969197119731975197719791981Application filedJune 29, 1962Patent grantedMarch 3, 1964Term endedMarch 3, 1981

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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

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