B01J 31/1683
The linkage being to a soluble polymer
Official title: {the linkage being to a soluble polymer, e.g. PEG or dendrimer, i.e. molecular weight enlarged complexes}
B01J31/1683 (The linkage being to a soluble polymer) appears on 36 US grants and 38 published applications in this corpus.
Search patents in B01J- Granted patents
- 36
- Published applications
- 38
- Assignees
- 35
- Inventors
- 125
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 2 |
| 2003 | 3 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 3 |
| 2010 | 2 | 2 |
| 2011 | 1 | 3 |
| 2012 | 3 | 4 |
| 2013 | 1 | 3 |
| 2014 | 4 | 2 |
| 2015 | 2 | 3 |
| 2016 | 4 | 2 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 1 |
| 2023 | 1 | 2 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Microcapsules and processes for their preparation25 Nov 2025US 12,478,064 B2Yissum Research Development Company of the Hebrew University of Jerusalem
- Hydrophilic phosphorus ligand and method for separation and recovery of catalyst31 Oct 2023US 11,801,504 B2Industrial Technology Research Institute
- Method for manufacturing photocatalytic filter having porous nanofiber heterostructure20 Sep 2022US 11,446,647 B2Southeast University
- Recyclable metathesis catalysts10 Mar 2020US 10,584,141 B2The Trustees of Boston College
- Recyclable metathesis catalysts2 Jul 2019US 10,336,781 B2The Trustees of Boston College
- Immobolized organometallic catalyst and application of same26 Sep 2024US 2024/0316543 A1Aramco Services Company
- Hydrophilic phosphorus ligand and method for separation and recovery of catalyst10 Aug 2023US 2023/0249171 A1Industrial Technology Research Institute
- Microcapsules and processes for their preparation8 Jun 2023US 2023/0172195 A1Yissrm Research Developmet Company of The Hebrew University of Jerusalem Ltd.
- Method for synthesizing dihydroxyl-terminated polyphenylene oxide oligomer6 Jan 2022US 2022/0002485 A1Institute of Chemical Engineering, Guangdong Academy of Sciences
- Method for manufacturing photocatalytic filter having porous nanofiber heterostructure17 Dec 2020US 2020/0391193 A1Southeast University
Most cited
By later US patents
- Recyclable metathesis catalysts82US 6,921,735 B2The Trustees of Boston College · 2005
- Polymeric salen compounds and methods thereof33US 8,207,365 B2Georgia Tech Research Corporation · 2012
- Catalyst systems and their use for metathesis reactions24US 7,737,233 B2LANXESS Deutschland GmbH · 2010
- Recyclable ruthenium catalysts for metathesis reactions24US 8,049,025 B2Zannan Scitech Co., Ltd. · 2011
- Chiral phosphines, transition metal complexes thereof and uses thereof in asymmetric reactions18US 6,521,769 B1The Penn State Research Foundation · 2003