C04B 2103/002
Compounds of elements having a valency of 2
Official title: {Compounds of elements having a valency of 2}
C04B2103/002 (Compounds of elements having a valency of 2) appears on 7 US grants and 7 published applications in this corpus.
Search patents in C04B- Granted patents
- 7
- Published applications
- 7
- Assignees
- 8
- Inventors
- 23
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 1 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chemical analogs of carbonic anhydrase for concrete repair15 Sep 2026US 12,735,356 B2Worcester Polytechnic Institute
- Ceramic matrix composite component with coating23 Dec 2025US 12,503,953 B2Rtx Corporation
- Fire resistant interlayer27 Feb 2024US 11,912,624 B2Saint-Gobain Glass France
- Binder made of blast-furnace slag23 Feb 2016US 9,266,775 B2Saint-Gobain Weber
- Additive for reducing chromium (VI) to chromium (III) ions29 Jan 2013US 8,361,221 B2Chryso
- Ceramic matrix composite component with coating14 Aug 2025US 2025/0257666 A1Rtx Corporation
- Use of a Colloidal Polymer Inorganic Hybrid Material as a Construction Composition Additive1 May 2025US 2025/0136510 A1Construction Research & Technology GmbH
- Chemical analogs of carbonic anhydrase for concrete repair6 Apr 2023US 2023/0105378 A1Worcester Polytechnic Institute
- Fire resistant interlayer7 Apr 2022US 2022/0106231 A1Saint-Gobain Glass France
- Binder made of blast-furnace slag22 Oct 2015US 2015/0299037 A1Saint-Gobain Weber
Most cited
By later US patents
- Remedial wellbore sealing with unsaturated monomer system25US 5,484,020 AShell Oil Company · 1996
- Corrosion inhibiting formulations with calcium nitrite20US 5,527,388 AW. R. Grace & Co.-Conn. · 1996
- Additive for reducing chromium (VI) to chromium (III) ions2US 8,361,221 B2Chryso · 2013
- Binder made of blast-furnace slag1US 9,266,775 B2Saint-Gobain Weber · 2016