C04B 41/0072
Heat treatment
Official title: {Heat treatment}
C04B41/0072 (Heat treatment) appears on 288 US grants and 437 published applications in this corpus.
Search patents in C04B- Granted patents
- 288
- Published applications
- 437
- Assignees
- 297
- Inventors
- 1,241
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 5 |
| 2004 | 2 | 4 |
| 2005 | 2 | 1 |
| 2006 | 2 | 0 |
| 2007 | 2 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 4 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 0 | 0 |
| 2013 | 2 | 9 |
| 2014 | 1 | 6 |
| 2015 | 6 | 21 |
| 2016 | 13 | 17 |
| 2017 | 9 | 11 |
| 2018 | 11 | 12 |
| 2019 | 9 | 15 |
| 2020 | 17 | 19 |
| 2021 | 5 | 28 |
| 2022 | 10 | 26 |
| 2023 | 17 | 69 |
| 2024 | 29 | 80 |
| 2025 | 45 | 67 |
| 2026 | 45 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Paramagnetic garnet-based transparent ceramic and method for producing same6 Oct 2026US 12,755,877 B2Shin-Etsu Chemical Co., Ltd.
- Fabrication of fibrous preforms in CMC manufacture22 Sep 2026US 12,741,913 B2Rtx Corporation
- System and method for forming a ceramic sandwich-structured composite component22 Sep 2026US 12,741,914 B2General Electric Company
- Luminescent ink and ceramic product with a label printed with luminescent ink22 Sep 2026US 12,742,087 B2AsociacióN De InvestigacióN De Las Industrias Ceramicas (Aice)
- Ceramic material of ceramic electrode for tumor treating fields and preparation method thereof15 Sep 2026US 12,735,361 B2Hebei Puni Medical Technology Co., Ltd
- Smart hybrid sealants for concrete cracks and joints, methods of making, and methods of use24 Sep 2026US 2026/0286622 A1
- Ceramic heating member17 Sep 2026US 2026/0272019 A1Philip Morris Products S. A.
- High permittivity antiferroelectric and manufacturing method thereof17 Sep 2026US 2026/0274756 A1Hyundai Motor Company
- Multilayer environmental barrier coating17 Sep 2026US 2026/0274765 A1Rtx Corporation
- Oxidative resistance of carbon-carbon composites for piston seals in a gas turbine engine10 Sep 2026US 2026/0265154 A1Rtx Corporation
Most cited
By later US patents
- Silicon nitride having a high tensile strength109US 5,759,481 ASaint-Gobain/Norton Industrial Ceramics Corporation · 1998
- Laser marking of ceramic materials, glazes, glass ceramics and glasses60US 5,030,551 ACiba-Geigy Corporation · 1991
- Method for fabricating fracture-resistant diamond and diamond composite articles57US 4,931,068 AExxon Research & Engineering Co. · 1990
- Heat treated ceramic substrate having ceramic coating and heat treatment for coated ceramics53US 9,212,099 B2APPLIED Materials.Inc. · 2015
- Ceramic article with reduced surface defect density and process for producing a ceramic article47US 9,034,199 B2APPLIED Materials.Inc. · 2015