B01J 2531/007
Promoter-type additives
Official title: Promoter-type Additives
B01J2531/007 (Promoter-type additives) appears on 43 US grants and 59 published applications in this corpus.
Search patents in B01J- Granted patents
- 43
- Published applications
- 59
- Assignees
- 45
- Inventors
- 207
- Latest grant
- 7 May 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 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 | 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 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 0 | 3 |
| 2015 | 2 | 5 |
| 2016 | 6 | 8 |
| 2017 | 6 | 11 |
| 2018 | 8 | 3 |
| 2019 | 4 | 5 |
| 2020 | 2 | 2 |
| 2021 | 4 | 5 |
| 2022 | 2 | 2 |
| 2023 | 3 | 2 |
| 2024 | 2 | 5 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Catalyst systems7 May 2024US 11,975,310 B1Saudi Arabian Oil Company
- Catalyst systems9 Jan 2024US 11,866,388 B1Saudi Arabian Oil Company
- Hydrogenation catalyst compositions and their use for hydrogenation of nitrile rubber1 Aug 2023US 11,713,361 B2Arlanxeo Deutschland GmbH
- Catalyst systems11 Apr 2023US 11,623,208 B2Saudi Arabian Oil Company
- Catalyst systems28 Mar 2023US 11,612,883 B2Saudi Arabian Oil Company
- Catalyst system and process for producing bisphenol-a11 Jun 2026US 2026/0158479 A1Badger Licensing LLC
- Method for producing alpha-olefin oligomer composition19 Sep 2024US 2024/0308936 A1Idemitsu Kosan Co., Ltd.
- Method to Activate Carbene and Carbyne Complexes and Their Use in Metathesis Polymerization22 Aug 2024US 2024/0278223 A1
- Process for the synthesis of 1,3-dihydro-imidazo[4,5-b]pyridin-2-one and/or derivatives thereof27 Jun 2024US 2024/0208966 A1
- Method for preparing chiral nitro derivatives using organic chiral catalyst compounds and eco-friendly solvents7 Mar 2024US 2024/0076263 A1Korea University Research and Business Foundation
Most cited
By later US patents
- Tetramerization38US 7,829,749 B2NOVA Chemicals (International) S.A. · 2010
- Modifying organoaluminum co-catalysts for improved performance11US 9,724,681 B2Sabic Global Technologies B.V. · 2017
- Catalyst compositions for selective dimerization of ethylene11US 9,919,298 B2Saudi Basic Industries Corporation · 2018
- Tetramerization10US 7,906,681 B2NOVA Chemicals (International) S.A. · 2011
- Ethylene oligomerization catalyst systems having enhanced selectivity9US 8,309,779 B2SK Global Chemical Co., Ltd. · 2012