E02D 31/004
Sealing liners
Official title: {Sealing liners}
E02D31/004 (Sealing liners) appears on 226 US grants and 149 published applications in this corpus.
Search patents in E02D- Granted patents
- 226
- Published applications
- 149
- Assignees
- 130
- Inventors
- 372
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 11 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 2 | 3 |
| 2003 | 7 | 7 |
| 2004 | 3 | 4 |
| 2005 | 1 | 5 |
| 2006 | 1 | 10 |
| 2007 | 2 | 6 |
| 2008 | 3 | 1 |
| 2009 | 1 | 7 |
| 2010 | 4 | 4 |
| 2011 | 4 | 4 |
| 2012 | 1 | 6 |
| 2013 | 1 | 1 |
| 2014 | 5 | 12 |
| 2015 | 6 | 6 |
| 2016 | 5 | 5 |
| 2017 | 7 | 7 |
| 2018 | 8 | 8 |
| 2019 | 9 | 9 |
| 2020 | 4 | 9 |
| 2021 | 9 | 10 |
| 2022 | 1 | 8 |
| 2023 | 12 | 8 |
| 2024 | 6 | 4 |
| 2025 | 3 | 0 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Matting system16 Jun 2026US 12,654,419 B2
- Tape mounting system for a foundation covering16 Jun 2026US 12,655,601 B2Your Crawl Space, Inc.
- Polymeric waterproofing membrane6 Jan 2026US 12,516,489 B2Agru/America, Inc.
- Knurled calender roll, method and apparatus for forming the knurled calender roll and geomembrane produced by the knurled calender roll13 May 2025US 12,296,507 B2Agru/America, Inc.
- Composite reinforcing strip28 Jan 2025US 12,208,603 B2Hyper Fibers S.R.L.
- Geosynthetic sealing membrane13 Aug 2026US 2026/0234893 A1Naue GmbH & Co. KG
- Self-repairing capsule for landfill liner and method for preventing leakage30 Jul 2026US 2026/0218477 A1BeSTDR Infrastructure Hospital (Pingyu)
- Double-sided drain liner23 Apr 2026US 2026/0110152 A1Agru/America, Inc.
- Bio-based liner mat for waste pit15 Jan 2026US 2026/0015813 A1Saudi Arabian Oil Company
- Matting system19 Dec 2024US 2024/0416613 A1Diamond T. Services, Inc.
Most cited
By later US patents
- Method of organic waste disposal81US 4,473,477 ARadecca, Inc. · 1984
- Moisture impervient barrier and method for making same64US 4,565,468 A1986
- Water barrier of water-swellable clay or other abrasive material sandwiched between interconnected layers of flexible fabric sewn or needled together using a lubricant and/or a liquid adhesive63US 5,346,566 AAmerican Colloid Company · 1994
- Process for treating organics contaminated water56US 4,517,094 ARadecca, Inc. · 1985
- Water barrier formed from a clay-fiber mat56US 5,237,945 AAmerican Colloid Company · 1993