E21B 43/088
Wire screens
Official title: {Wire screens (comprising porous materials E21B43/082; comprising woven materials E21B43/084)}
E21B43/088 (Wire screens) appears on 262 US grants and 208 published applications in this corpus.
Search patents in E21B- Granted patents
- 262
- Published applications
- 208
- Assignees
- 79
- Inventors
- 417
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 6 |
| 2003 | 4 | 9 |
| 2004 | 8 | 12 |
| 2005 | 4 | 6 |
| 2006 | 9 | 5 |
| 2007 | 8 | 6 |
| 2008 | 3 | 5 |
| 2009 | 1 | 7 |
| 2010 | 9 | 4 |
| 2011 | 4 | 4 |
| 2012 | 5 | 10 |
| 2013 | 6 | 12 |
| 2014 | 4 | 4 |
| 2015 | 5 | 16 |
| 2016 | 10 | 15 |
| 2017 | 8 | 16 |
| 2018 | 14 | 15 |
| 2019 | 16 | 22 |
| 2020 | 16 | 9 |
| 2021 | 11 | 12 |
| 2022 | 8 | 5 |
| 2023 | 6 | 3 |
| 2024 | 4 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Screen assembly having permeable handling area11 Aug 2026US 12,704,030 B2Weatherford Technology Holdings, LLC
- Downhole sand control screen system8 Jul 2025US 12,352,136 B2Chevron U.S.A.Inc.
- Infused and coated proppant containing chemical treatment agents and methods of using same18 Mar 2025US 12,252,648 B2Carbo Ceramics Inc.
- Method for attaching ring, ring and system11 Mar 2025US 12,247,443 B2Baker Hughes Oilfield Operations LLC
- Artificial porosity-pressure adjustable formation fluid-gas control system and method8 Oct 2024US 12,110,774 B2
- Infused and coated proppant containing chemical treatment agents and methods of using same5 Mar 2026US 2026/0062604 A1Carbo Ceramics Inc.
- Downhole completion and method of manufacturing the same22 Jan 2026US 2026/0022623 A1Shell USA, Inc.
- Screen assembly having permeable handling area11 Jul 2024US 2024/0229610 A1Weatherford Technology Holdings, LLC
- Method for attaching ring, ring and system18 Apr 2024US 2024/0125184 A1Baker Hughes Oilfield Operations LLC
- Material mesh for screening fines25 Jan 2024US 2024/0026758 A1Baker Hughes Holdings LLC
Most cited
By later US patents
- Oil well treatment183US 5,893,416 AAEA Technology plc · 1999
- Sand control screen assembly and treatment method using the same152US 7,096,945 B2Halliburton Energy Services.Inc. · 2006
- Screen and method of manufacturing141US 5,611,399 ABaker Hughes Incorporated · 1997
- Multi-passage sand control screen141US 5,642,781 ABaker Hughes Incorporated · 1997
- Screened well drainage pipe structure with sealed, variable length labyrinth inlet flow control apparatus139US 5,803,179 AHalliburton Energy Services.Inc. · 1998