US Patent Issued to Caterpillar on April 21 for "Down-the-hole hammer with ported piston and flow control valve" (Indian Inventor)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,069, issued on April 21, was assigned to Caterpillar Inc. (Peoria, Ill.). "Down-the-hole hammer with ported piston and flow control valve"... Read More

US Patent Issued to Halliburton Energy Services on April 21 for "Piloting pulsed power drilling using a multi-actuator based floating electrode" (Texas Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,070, issued on April 21, was assigned to Halliburton Energy Services Inc. (Houston). "Piloting pulsed power drilling using a multi-actuato... Read More

US Patent Issued to KENNAMETAL INDIA on April 21 for "Earth-drilling tool" (Indian Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,071, issued on April 21, was assigned to KENNAMETAL INDIA LTD. (Bangalore, India). "Earth-drilling tool" was invented by Nagesh Kumar Gk (... Read More

US Patent Issued to Halliburton Energy Services on April 21 for "Multi-layer drill bit apparatus and systems" (Texas Inventor)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,072, issued on April 21, was assigned to Halliburton Energy Services Inc. (Houston). "Multi-layer drill bit apparatus and systems" was inv... Read More

US Patent Issued to NATIONAL OILWELL VARCO on April 21 for "Drill bits for drilling subterranean boreholes and mechanically locked cutter elements for same" (Texas Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,073, issued on April 21, was assigned to NATIONAL OILWELL VARCO LP (Houston). "Drill bits for drilling subterranean boreholes and mechanic... Read More

US Patent Issued to TRACTO-TECHNIK on April 21 for "Two-conductor system for earth boring rod sections" (German Inventor)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,074, issued on April 21, was assigned to TRACTO-TECHNIK GmbH & Co. KG (Lennestadt, Germany). "Two-conductor system for earth boring rod se... Read More

US Patent Issued to Petromac IP on April 21 for "Device for centering a sensor assembly in a bore" (New Zealander Inventor)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,075, issued on April 21, was assigned to Petromac IP Ltd. (Auckland, New Zealand). "Device for centering a sensor assembly in a bore" was ... Read More

US Patent Issued to ENHANCED DRILLING AS on April 21 for "Riser suspension device with movement limiter" (Norwegian Inventor)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,076, issued on April 21, was assigned to ENHANCED DRILLING AS (Straume, Norway). "Riser suspension device with movement limiter" was inven... Read More

US Patent Issued to FORUM US on April 21 for "Counterbalance systems and related methods for catwalk systems" (Texas Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,077, issued on April 21, was assigned to FORUM US INC. (Houston). "Counterbalance systems and related methods for catwalk systems" was inv... Read More

US Patent Issued to FORUM US on April 21 for "Hydraulic spider system and methods for use thereof" (German Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,607,078, issued on April 21, was assigned to FORUM US INC. (Houston). "Hydraulic spider system and methods for use thereof" was invented by Ar... Read More

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