B01J 2231/327
Dipolar cycloadditions
B01J2231/327 (Dipolar cycloadditions) appears on 18 US grants and 20 published applications in this corpus.
Search patents in B01J- Granted patents
- 18
- Published applications
- 20
- Assignees
- 12
- Inventors
- 33
- Latest grant
- 17 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 4 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 0 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 2 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- CO2-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations17 Sep 2024US 12,091,625 B2Saudi Arabian Oil Company
- Swellable organically modified silica as nanoreactors19 Dec 2023US 11,845,055 B2Appalachian State University
- CO2-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations8 Aug 2023US 11,718,805 B2Saudi Arabian Oil Company
- Imidazo[1,2-A]pyridine-3-carboxylate derivative and preparation method thereof18 Jun 2019US 10,323,033 B2Knu-Industry Cooperation Foundation
- Methods, compositions, and kits using heterogeneous catalysts16 Apr 2019US 10,259,838 B2Occidental College
- Trimeric copper catalysts, intermediates for making such catalysts and method for preparing a cycloaddition compound2 Jan 2025US 2025/0002465 A1University of Kentucky Research Foundation
- Co2-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations26 Oct 2023US 2023/0340348 A1Saudi Arabian Oil Company
- Co2-philic crosslinked polyethylene glycol-based membranes for acid and sour gas separations7 Jul 2022US 2022/0213399 A1Saudi Arabian Oil Company
- Swellable Organically Modified Silica as Nanoreactors13 Jan 2022US 2022/0008887 A1Appalachian State University
- Imidazo[1,2-a]pyridine-3-carboxylate derivative and preparation method thereof13 Dec 2018US 2018/0354948 A1Knu-Industry Cooperation Foundation
Most cited
By later US patents
- Copper-catalysed ligation of azides and acetylenes267US 7,375,234 B2The Scripps Research Institute · 2008
- Copper-catalysed ligation of azides and acetylenes71US 7,763,736 B2The Scripps Research Institute · 2010
- Mixtures of chiral monophosphorus compounds used as ligand systems for asymmetric transition metal catalysis14US 7,704,912 B2Studiengesellschaft Kohle mbH · 2010
- Process for preparing cyclic carbonate esters from olefins in a single reaction mixture9US 4,824,969 AExxon Research & Engineering Co. · 1989
- Copper-catalysed ligation of azides and acetylenes6US 8,129,542 B2The Scripps Research Institute · 2012