B01J 31/2286
Alkynes
Official title: {Alkynes, e.g. acetylides}
B01J31/2286 (Alkynes) appears on 33 US grants and 23 published applications in this corpus.
Search patents in B01J- Granted patents
- 33
- Published applications
- 23
- Assignees
- 37
- Inventors
- 98
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 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 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 4 |
| 2014 | 1 | 3 |
| 2015 | 4 | 1 |
| 2016 | 2 | 2 |
| 2017 | 1 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 1 |
| 2020 | 2 | 5 |
| 2021 | 0 | 1 |
| 2022 | 2 | 1 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Synthesis of novel vanadium alkylidyne complexes and their use in metathesis reactions13 Jan 2026US 12,522,622 B1The Florida International University Board of Trustees
- Catalytically active substances18 Mar 2025US 12,251,685 B2Illumina, Inc.
- Catalyst for ring expansion metathesis polymerization of cyclic monomers24 Oct 2023US 11,794,178 B2University of Florida Research Foundation, Inc.
- Two part silicone moldable eraser5 Sep 2023US 11,746,235 B2Crayola LLC
- Organosilicon on solid oxides, and related complexes, compositions, methods and systems29 Nov 2022US 11,512,102 B2The Regents of the University of California
- Method of decomposing crosslinked rubber1 May 2025US 2025/0136530 A1Bridgestone Corporation
- Ruthenium phosphinimide complexes as active olefin metathesis catalysts5 Dec 2024US 2024/0400476 A1Kansas State University Research Foundation
- Catalyst for ring expansion metathesis polymerization of cyclic monomers18 Aug 2022US 2022/0258146 A1University of Florida Research Foundation, Inc.
- Catalytically active substances21 Oct 2021US 2021/0322962 A1Illumina, Inc.
- Two part silicone moldable eraser24 Dec 2020US 2020/0399472 A1Crayola LLC
Most cited
By later US patents
- Surface-confined catalytic compositions43US 6,544,923 B1Massachusetts Institute of Technology · 2003
- Ruthenium metathesis catalyst and method for producing olefin reaction product by metathesis reaction using the same32US 6,175,047 B1Takasago International Corporation · 2001
- Ruthenium metathesis catalyst and method for producing olefin reaction product by metathesis reaction using the same25US 6,313,365 B1Takasago International Corporation · 2001
- Curable organopolysiloxane materials17US 6,359,098 B1Wacker Chemie AG · 2002
- Ruthenium-containing catalyst composition for olefin metathesis13US 6,156,692 ABP Amoco Corporation · 2000