B23K 35/226
Non-corrosive coatings
Official title: {Non-corrosive coatings; Primers applied before welding}
B23K35/226 (Non-corrosive coatings) appears on 75 US grants and 32 published applications in this corpus.
Search patents in B23K- Granted patents
- 75
- Published applications
- 32
- Assignees
- 68
- Inventors
- 192
- Latest grant
- 14 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 8 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 2 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 4 |
| 2016 | 0 | 3 |
| 2017 | 2 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 3 | 2 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Coating composition for tube of heat exchanger and coating method for tube of heat exchanger using the same14 Mar 2023US 11,603,471 B2Hyundai Motor Company
- Mixed composition coating material for brazing27 Dec 2022US 11,534,872 B2MA Aluminum Corporation
- High temperature coatings to mitigate weld cracking in resistance welding13 Sep 2022US 11,441,039 B2GM Global Technology Operations LLC
- Carbide wear surface and method of manufacture2 Aug 2022US 11,400,533 B2Syntex Super Materials, Inc.
- Consumable electrode type gas shield arc welding method and arc welding portion26 Jan 2021US 10,898,967 B2Nippon Steel Corporation
- Welded joint13 Nov 2025US 2025/0346975 A1Nippon Steel Corporation
- Welding wire11 Jan 2024US 2024/0009775 A1Daido Steel Co., Ltd.
- Joining two components of a field device for processing and automation technology19 Jan 2023US 2023/0013563 A1Endress + Hauser GmbH + Co. KG
- Heat transfer unit5 Jan 2023US 2023/0003468 A1Mahle International GmbH
- High temperature coatings to mitigate weld cracking in resistance welding23 Jun 2022US 2022/0195207 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Pressure-sensitive electric conductive sheet material74US 4,258,100 AKyowa Kabushiki Kaisha · 1981
- Coated metal substrates and methods for preparing and inhibiting corrosion of the same62US 6,312,812 B1PPG Industries Ohio, Inc. · 2001
- Corrosion resistant, coated metal laminate, its preparation and coating materials33US 4,719,038 ANippon Paint Co., Ltd. · 1988
- Process of applying weldable coating compositions to a metallic substrate30US 4,157,924 AThe Dow Chemical Company · 1979
- Shop primer compositions29US 4,888,056 ALabofina S. A. · 1989