C04B 35/6268
Characterised by the applied pressure or type of atmosphere
Official title: {characterised by the applied pressure or type of atmosphere, e.g. in vacuum, hydrogen or a specific oxygen pressure}
C04B35/6268 (Characterised by the applied pressure or type of atmosphere) appears on 294 US grants and 356 published applications in this corpus.
Search patents in C04B- Granted patents
- 294
- Published applications
- 356
- Assignees
- 235
- Inventors
- 895
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 5 | 4 |
| 2003 | 7 | 14 |
| 2004 | 3 | 13 |
| 2005 | 6 | 16 |
| 2006 | 10 | 12 |
| 2007 | 3 | 17 |
| 2008 | 13 | 21 |
| 2009 | 17 | 29 |
| 2010 | 16 | 20 |
| 2011 | 14 | 20 |
| 2012 | 17 | 22 |
| 2013 | 16 | 7 |
| 2014 | 7 | 9 |
| 2015 | 11 | 14 |
| 2016 | 9 | 9 |
| 2017 | 13 | 16 |
| 2018 | 13 | 21 |
| 2019 | 17 | 11 |
| 2020 | 11 | 12 |
| 2021 | 6 | 13 |
| 2022 | 7 | 11 |
| 2023 | 12 | 11 |
| 2024 | 9 | 20 |
| 2025 | 8 | 9 |
| 2026 | 8 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Manufacturing process of calcined clays in a rotary kiln with color control7 Apr 2026US 12,595,210 B2Cementos Argos S.A.
- Preparation method of sub-micron powder of high-entropy nitride via nitride thermal reduction with soft mechano-chemical assistance7 Apr 2026US 12,595,213 B2North Minzu University
- Method for manufacturing transparent ceramic materials31 Mar 2026US 12,590,038 B2Georgia Tech Research Corporation
- Method for separating impurities from silicon carbide, and temperature-treated and purified silicon carbide powder24 Mar 2026US 12,583,752 B2ESK-SIC GmbH
- Alpha alumina-based ceramic material and methods of making same17 Sep 2026US 2026/0275179 A13M Innovative Properties Company
- High green density ceramics for battery20 Aug 2026US 2026/0245957 A1QuantumScape Battery, Inc.
- Method for producing zirconia powder containing multiple rare earth elements12 Feb 2026US 2026/0042710 A1National Chung Shan Institute of Science and Technology
- Production of a component with a gas-tight ion-conducting functional layer, and component15 Jan 2026US 2026/0018624 A1Forschungszentrum Julich GmbH
- Hexagonal boron nitride powder and method for producing the same25 Sep 2025US 2025/0296887 A1Tokuyama Corporation
Most cited
By later US patents
- Luminescent ceramic for a light emitting device173US 7,361,938 B2Philips Lumileds Lighting Company, LLC · 2008
- Methods to partially reduce a niobium metal oxide oxygen reduced niobium oxides120US 6,416,730 B1Cabot Corporation · 2002
- Methods to make capacitors containing a partially reduced niobium metal oxide104US 6,592,740 B2Cabot Corporation · 2003
- Phosphor composition and method for producing the same, and light-emitting device using the same90US 7,391,060 B2Matsushita Electric Industrial Co., Ltd. · 2008
- Process for producing niobium suboxide85US 7,341,705 B2H. C. Starck GmbH · 2008