Halliburton Pad Force Estimation Patent, G06N, Apr 15
Summary
The European Patent Office published patent application EP4457427A1 titled "A METHOD FOR REAL-TIME PAD FORCE ESTIMATION IN ROTARY STEERABLE SYSTEM" filed by Halliburton Energy Services, Inc. The patent covers machine learning methods (G06N 20/00) for real-time force estimation in directional drilling systems, with additional classifications in E21B (drilling) and E21B 47/12 (measurement). The application names inventors Dahal, Jeevan and Hardin, John R., with a publication date of April 15, 2026. Designated states cover all major European jurisdictions including DE, FR, GB, IT, ES, NL, and 22 others.
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GovPing monitors EPO Patent Bulletin - AI & Computing (G06N) for new telecom & technology regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 86 changes logged to date.
What changed
The EPO published patent application EP4457427A1 for Halliburton Energy Services covering a method for real-time pad force estimation in rotary steerable systems using machine learning (G06N 20/00). The patent also covers related drilling control (E21B 44/00) and measurement (E21B 47/12) aspects. This is a standard patent publication event establishing intellectual property rights for the named invention.
Companies operating in directional drilling, oilfield services, or rotary steerable system development should review the patent claims for potential licensing implications or to assess Freedom to Operate for competing technologies in the energy sector.
Archived snapshot
Apr 26, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
A METHOD FOR REAL-TIME PAD FORCE ESTIMATION IN ROTARY STEERABLE SYSTEM
Publication EP4457427A1 Kind: A1 Apr 15, 2026
Applicants
Halliburton Energy Services, Inc.
Inventors
DAHAL, Jeevan, HARDIN, John R.
IPC Classifications
E21B 44/00 20060101AFI20250206BHEP E21B 7/06 20060101ALI20250206BHEP E21B 47/12 20120101ALI20250206BHEP G06N 20/00 20190101ALI20250206BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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Source
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