B28B 19/0038
Lining the outer wall of hollow objects
Official title: {lining the outer wall of hollow objects, e.g. pipes}
B28B19/0038 (Lining the outer wall of hollow objects) appears on 100 US grants and 67 published applications in this corpus.
Search patents in B28B- Granted patents
- 100
- Published applications
- 67
- Assignees
- 52
- Inventors
- 197
- Latest grant
- 13 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 6 |
| 2009 | 2 | 4 |
| 2010 | 4 | 4 |
| 2011 | 3 | 2 |
| 2012 | 2 | 3 |
| 2013 | 2 | 5 |
| 2014 | 0 | 6 |
| 2015 | 5 | 7 |
| 2016 | 5 | 2 |
| 2017 | 5 | 7 |
| 2018 | 3 | 2 |
| 2019 | 7 | 6 |
| 2020 | 8 | 0 |
| 2021 | 0 | 2 |
| 2022 | 3 | 2 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for manufacturing architectural blocks with stone-like appearance13 May 2025US 12,296,501 B2Tuscan Stoneworx USA, LLC
- Concrete sanitary sewer pipes and manholes featuring a protective plastic liner27 Jun 2023US 11,686,419 B2
- Insulated exhaust port liner for a cylinder head assembly of a motor vehicle3 May 2022US 11,319,894 B2GM Global Technology Operations LLC
- Honeycomb formed body and method for producing honeycomb structure1 Mar 2022US 11,261,134 B2NGK Insulators, Ltd.
- Skinning of ceramic honeycomb bodies11 Jan 2022US 11,220,466 B2Corning Incorporated
- Novel pre-stressed concrete cylinder pipe with pre-embedded acoustic emission sensor and distributed optical fiber, and manufacturing and monitoring methods thereof15 Jan 2026US 2026/0016448 A1Beijing Hanjianheshan Pipeline Co., Ltd
- Method for manufacturing architectural blocks with stone-like appearance5 Jun 2025US 2025/0178235 A1Tuscan Stoneworx USA, LLC
- Ceramic composite tubular structure15 Aug 2024US 2024/0270650 A1General Electric Company
- System and method for manufacturing architectural blocks with stone-like appearance16 Nov 2023US 2023/0364825 A1Tuscan Stoneworx USA, LLC
- Vaporization core, electronic vaporization device, and method for manufacturing the same21 Jul 2022US 2022/0225679 A1Shenzhen Smoore Technology Limited
Most cited
By later US patents
- Composite permanent block-form for reinforced concrete construction and method of making same53US 4,038,798 AU-Forms International, Inc. · 1977
- Methods of making a catalytic converter or diesel particulate filter48US 5,686,039 AMinnesota Mining and Manufacturing Company · 1997
- Method for entombment of tanks in concrete45US 4,826,644 AConvault, Inc. · 1989
- Method of encasing a structure in metal44US 5,574,957 ACorning Incorporated · 1996
- Method and apparatus for lining manhole assemblies and the like41US 4,751,799 AA-LOK Product, Inc. · 1988