C04B 40/0071
Making use of a rise in pressure
Official title: {making use of a rise in pressure}
C04B40/0071 (Making use of a rise in pressure) appears on 33 US grants and 60 published applications in this corpus.
Search patents in C04B- Granted patents
- 33
- Published applications
- 60
- Assignees
- 50
- Inventors
- 161
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 3 | 4 |
| 2019 | 1 | 4 |
| 2020 | 1 | 4 |
| 2021 | 1 | 6 |
| 2022 | 5 | 6 |
| 2023 | 7 | 7 |
| 2024 | 2 | 7 |
| 2025 | 4 | 9 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
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