ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,780,535, issued on Nov. 3.
"Core catcher apparatus and method" was invented by Ronald Gregory Garrett (Dickinson, Texas).
According to the abstract* released by the U.S. Patent & Trademark Office: "Core catcher (100) with a retractably extensible support column (110) between a lower landing foot (112) and an upper debris receptacle (104). Lower leg brackets (130) are radially positioned about the support column spaced above the landing foot. Respective legs (106) pivotally connected to the leg brackets with free ends (160) independently pivotable between a retracted position (102) with the free ends adjacent the support column and an extended position (118) with the free ends spaced a...