B01J 31/123
Organometallic polymers
Official title: {Organometallic polymers, e.g. comprising C-Si bonds in the main chain or in subunits grafted to the main chain (B01J31/064, B01J31/066, B01J31/067, B01J31/08 and B01J31/10 take precedence; polymer-bound organometallic complexes B01J31/165; coordination polymers B01J31/1691; catalysts for the preparation of polysiloxanes, e.g. Karstedt catalysts C08G77/08)}
B01J31/123 (Organometallic polymers) appears on 165 US grants and 135 published applications in this corpus.
Search patents in B01J- Granted patents
- 165
- Published applications
- 135
- Assignees
- 114
- Inventors
- 479
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 7 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 6 | 1 |
| 2002 | 6 | 4 |
| 2003 | 3 | 5 |
| 2004 | 5 | 2 |
| 2005 | 0 | 5 |
| 2006 | 5 | 4 |
| 2007 | 1 | 3 |
| 2008 | 1 | 4 |
| 2009 | 1 | 3 |
| 2010 | 3 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 3 |
| 2013 | 2 | 6 |
| 2014 | 2 | 5 |
| 2015 | 2 | 4 |
| 2016 | 5 | 12 |
| 2017 | 4 | 12 |
| 2018 | 11 | 8 |
| 2019 | 10 | 12 |
| 2020 | 12 | 9 |
| 2021 | 9 | 8 |
| 2022 | 3 | 7 |
| 2023 | 2 | 5 |
| 2024 | 2 | 4 |
| 2025 | 2 | 2 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Supported catalyst and method for synthesizing sucrose-6-ester7 Jul 2026US 12,673,314 B2Anhui Jinhe Industrial Co., Ltd.
- Frontal polymerization using encapsulated catalysts16 Jun 2026US 12,655,250 B1National Technology & Engineering Solutions of Sandia, LLC
- Embedded hydrothermal-resistant NiSn-CS nano-catalyst and preparation method therefor and application thereof10 Mar 2026US 12,569,837 B2Guangdong University of Technology
- Composition for coating an overhead conductor3 Mar 2026US 12,565,598 B2Cable Coatings Limited
- Antimicrobial anhydrous topical skin closure compositions and systems20 Jan 2026US 12,528,913 B2Ethicon, Inc.
- Encapsulated catalyst, method of preparation, composition and methods involving hydrosilylation17 Sep 2026US 2026/0273516 A1Dow Silicones Corporation
- Siloxane functionalized platinum oxalate complex30 Apr 2026US 2026/0116904 A1Dow Global Technologies LLC
- Embedded hydrothermal-resistant nisn-cs nano-catalyst and preparation method therefor and application thereof17 Jul 2025US 2025/0229261 A1Guangdong University of Technology
- Production method for solid catalyst component for polymerizing olefins, and catalyst for polymerizaing olefins10 Apr 2025US 2025/0115687 A1Formosa Plastics Corporation, U. S. A
- Electrochemical recycling of homogeneous catalysts24 Oct 2024US 2024/0352610 A1The Board of Trustees of the University of Illinois
Most cited
By later US patents
- Platinum complexes and use thereof172US 5,175,325 ADow Corning Corporation · 1992
- Platinum complex78US 4,288,345 AGeneral Electric Company · 1981
- Shape selective conversion of hydrocarbons over extrusion-modified molecular sieve73US 5,365,003 AMobil Oil Corporation · 1994
- Selectivating zeolites with organosiliceous agents70US 5,516,736 AMobil Oil Corporation · 1996
- Process for the conversion of ethylene into but-1-ene using additives based on polymethylene glycols and derivatives thereof69US 5,792,895 AInstitut Francais du Petrole · 1998