C04B 41/5002
Diamond
Official title: {Diamond}
C04B41/5002 (Diamond) appears on 47 US grants and 26 published applications in this corpus.
Search patents in C04B- Granted patents
- 47
- Published applications
- 26
- Assignees
- 36
- Inventors
- 94
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 2 | 3 |
| 2006 | 0 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 3 | 2 |
| 2017 | 0 | 2 |
| 2018 | 3 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Silicon nitride ceramic tool comprising diamond film and method of preparing the same5 May 2026US 12,617,023 B2Guangdong University of Technology
- Flooring and device and methods associated with same4 Apr 2023US 11,618,082 B2Compagnie Generale Des Etablissements Michelin
- Seal assembly for gas turbine engine24 Jan 2023US 11,560,808 B2Raytheon Technologies Corporation
- Super hard constructions and methods of making same11 Aug 2020US 10,737,327 B2Element Six (UK) Limited
- Polycrystalline diamond compacts including a polycrystalline diamond table having a modified region exhibiting porosity4 Dec 2018US 10,145,181 B1US Synthetic Corporation
- Infiltration bonded cvd diamond to reaction bonded diamond + sic composite25 Jul 2024US 2024/0247366 A1II-Vi Delaware, Inc.
- Silicon nitride ceramic tool comprising diamond film and method of preparing the same5 Aug 2021US 2021/0237168 A1Guangdong University of Technology
- Flooring and device and methods associated with same26 Nov 2020US 2020/0371016 A1Compagnie Generale Des Etablissements Michelin
- Seal assembly for gas turbine engine19 Mar 2020US 2020/0088054 A1United Technologies Corporation
- Super hard constructions & methods of making same10 Jan 2019US 2019/0009339 A1Element Six (UK) Limited
Most cited
By later US patents
- Process for converting a metal carbide to carbon by etching in halogens566US 6,579,833 B1The Board of Trustees of the University of Illinois · 2003
- Sheet material with coating69US 5,740,941 A1998
- Erosion resistant diamond-like nanocomposite coatings for optical components63US 5,718,976 AAdvanced Refractory Technologies, Inc. · 1998
- Carbon based prosthetic devices61US 5,981,827 AThe Regents of the University of California · 1999
- Drill bit having a diamond-coated sintered body60US 5,137,398 ASumitomo Electric Industries, Ltd. · 1992