B23K 35/327
Comprising refractory compounds
Official title: {comprising refractory compounds, e.g. carbides}
B23K35/327 (Comprising refractory compounds) appears on 266 US grants and 155 published applications in this corpus.
Search patents in B23K- Granted patents
- 266
- Published applications
- 155
- Assignees
- 165
- Inventors
- 532
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 5 | 0 |
| 1979 | 8 | 0 |
| 1980 | 9 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 11 | 0 |
| 1988 | 9 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 7 | 0 |
| 2002 | 11 | 8 |
| 2003 | 6 | 7 |
| 2004 | 5 | 7 |
| 2005 | 5 | 5 |
| 2006 | 1 | 5 |
| 2007 | 3 | 5 |
| 2008 | 0 | 5 |
| 2009 | 2 | 8 |
| 2010 | 5 | 10 |
| 2011 | 2 | 6 |
| 2012 | 0 | 5 |
| 2013 | 6 | 10 |
| 2014 | 6 | 12 |
| 2015 | 6 | 15 |
| 2016 | 4 | 7 |
| 2017 | 7 | 10 |
| 2018 | 13 | 10 |
| 2019 | 8 | 4 |
| 2020 | 6 | 4 |
| 2021 | 1 | 3 |
| 2022 | 3 | 3 |
| 2023 | 0 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of manufacturing a mold insert for the production of moldings, and mold insert and its use17 Feb 2026US 12,552,069 B2formwerk GmbH
- System and method for metal forming and layering using inductive heating19 Aug 2025US 12,390,878 B2Lockheed Martin Corporation
- Preparation of composite rods21 Jan 2025US 12,202,068 B2Cutting & Wear Resistant Developments Limited
- Earth-boring tools having particle-matrix composite bodies and methods for welding particle-matrix composite bodies28 Jun 2022US 11,370,049 B2Baker Hughes Holdings LLC
- Preparation of composite rods5 Apr 2022US 11,292,080 B2Cutting & Wear Resistant Developments Limited
- Metal matrix composite materials and methods of manufacturing thereof20 Aug 2026US 2026/0242903 A1Epos Technologies Limited
- Wear-resistant brazing filler metal, preparation method and use thereof4 Jun 2026US 2026/0151862 A1China Academy of Machinery Zhengzhou Research Institute of Mechanical Engineering Co., Ltd.
- System and method for metal forming and layering using inductive heating2 Oct 2025US 2025/0303491 A1Lockheed Martin Corporation
- Welding method using coated abrasive particles3 Jul 2025US 2025/0215295 A1Siemens Energy Global GmbH & Co. KG
- Hdh (hydride-dehydride) process for fabrication of braze alloy powders3 Aug 2023US 2023/0241726 A1Oerlikon Metco (US) Inc.
Most cited
By later US patents
- Hardfacing composition of nickel-bonded sintered chromium carbide particles and tools hardfaced thereof106US 4,173,457 AAlloys, Incorporated · 1979
- Steel tooth bit with a bi-metallic gage hardfacing101US 5,492,186 ABaker Hughes Incorporated · 1996
- Hardfacing composition for earth-boring bits101US 5,663,512 ABaker Hughes Incorporated · 1997
- Hardfacing with coated diamond particles100US 5,755,299 ADresser Industries, Inc. · 1998
- Process for forming metal-ceramic composites86US 4,710,348 AMartin Marietta Corporation · 1987