G01N 2223/616
Earth materials
Official title: earth materials
G01N2223/616 (Earth materials) appears on 207 US grants and 256 published applications in this corpus.
Search patents in G01N- Granted patents
- 207
- Published applications
- 256
- Assignees
- 146
- Inventors
- 693
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 2 |
| 2012 | 0 | 2 |
| 2013 | 1 | 8 |
| 2014 | 6 | 16 |
| 2015 | 8 | 10 |
| 2016 | 6 | 10 |
| 2017 | 7 | 14 |
| 2018 | 15 | 11 |
| 2019 | 11 | 20 |
| 2020 | 11 | 15 |
| 2021 | 19 | 34 |
| 2022 | 18 | 27 |
| 2023 | 26 | 31 |
| 2024 | 27 | 17 |
| 2025 | 21 | 19 |
| 2026 | 13 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and system for determining physical properties of rocky formations6 Oct 2026US 12,754,153 B2Geolog S.r.l.
- Method for processing sampled proppant during hydraulic fracturing22 Sep 2026US 12,742,385 B2Gti Energy
- Differentiation of clastic sedimentary systems using March-Dollase preferred orientation actor15 Sep 2026US 12,736,486 B2Saudi Arabian Oil Company
- System and method for modeling a rock sample4 Aug 2026US 12,699,817 B2Saudi Arabian Oil Company
- Method for coal rock recognition30 Jun 2026US 12,669,453 B2Guiihou Yihe Mining Co., Ltd.
- Methods and devices for automated characterization of drill cuttings1 Oct 2026US 2026/0301371 A1University of Wyoming
- Evaluation system and predictive methodology for sedimentary microfacies of shale oil sweet spots in saline, hydrocarbon-rich lacustrine basin17 Sep 2026US 2026/0276568 A1Chengdu University of Technology
- Method and system for core sample analysis, electronic device, and storage medium27 Aug 2026US 2026/0251593 A1PetroChina Company Limited
- Method for nondestructive characterization of pore structure of rock sample, device, medium, and product16 Jul 2026US 2026/0202303 A1Northeast Petroleum University
- System and method for mineral composition analysis using x-ray diffraction based on machine learning utilizing domain knowledge21 May 2026US 2026/0140073 A1Kongju National University Industry-University Cooperation Foundation
Most cited
By later US patents
- Method and system for integrating logging tool data and digital rock physics to estimate rock formation properties53US 9,507,047 B1Ingrain, Inc. · 2016
- Detection of impurities in fluid flowing in refinery pipeline or oil production operations using nuclear techniques41US 4,209,695 ATexaco Inc. · 1980
- Method for determining permeability of rock formation using computer tomograpic images thereof40US 8,081,802 B2Ingrain, Inc. · 2011
- Method for simultaneous measurement of borehole and formation neutron lifetimes32US 4,424,444 AHalliburton Company · 1984
- Method and apparatus for measuring underground fluid flow characteristics31US 4,228,350 ATexaco Inc. · 1980