B28B 19/0023
Lining the inner wall of hollow objects
Official title: {Lining the inner wall of hollow objects, e.g. pipes}
B28B19/0023 (Lining the inner wall of hollow objects) appears on 45 US grants and 15 published applications in this corpus.
Search patents in B28B- Granted patents
- 45
- Published applications
- 15
- Assignees
- 29
- Inventors
- 78
- Latest grant
- 15 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and method for coating substrates with washcoats15 Jul 2025US 12,357,980 B2Johnson Matthey Public Limited Company
- Method for refurbishing pre-stressed concrete cylinder pipe and refurbished pre-stressed concrete cylinder pipe6 May 2025US 12,292,157 B1Technical Construction Infrastructure Inc.
- Pipe lining system and method9 Feb 2021US 10,913,177 B2Michels Corporation
- Skinning of ceramic honeycomb bodies18 Aug 2020US 10,744,675 B2Corning Incorporated
- Slip molding apparatus for lining pipes and method of using same24 Mar 2020US 10,596,584 B2BASF SE
- Method for Refurbishing Pre-Stressed Concrete Cylinder Pipe and Refurbished Pre-Stressed Concrete Cylinder Pipe1 Jan 2026US 2026/0002612 A1
- Apparatus and method for coating substrates with washcoats18 Sep 2025US 2025/0288983 A1Johnson Matthey Public Limited Company
- Ceramic composite tubular structure15 Aug 2024US 2024/0270650 A1General Electric Company
- Apparatus and method for coating substrates with washcoats23 Jun 2022US 2022/0193651 A1Johnson Matthey Public Limited Company
- Spin casting device and method2 Sep 2021US 2021/0268687 A1HarbisonWalker International, Inc.
Most cited
By later US patents
- Method of forming lined pipe39US 5,028,368 AInternational Pipe Machinery Corporation · 1991
- Metal-ceramic composite and method for making same25US 4,276,331 ARepwell Associates, Inc. · 1981
- Method and apparatus for cement lining of pipes23US 4,252,763 ARaymond International Builders, Inc. · 1981
- Method of applying a polyolefin coating to pipe20US 5,037,600 AAMSTED Industries Incorporated · 1991
- Methods for manufacturing columnar structures19US 5,296,187 ARibbon Technology Corporation · 1994