B01J 2531/44
Lead
B01J2531/44 (Lead) appears on 38 US grants and 10 published applications in this corpus.
Search patents in B01J- Granted patents
- 38
- Published applications
- 10
- Assignees
- 19
- Inventors
- 53
- Latest grant
- 26 Dec 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 1 |
| 2002 | 1 | 0 |
| 2003 | 2 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for stereospecific cycloaddition reaction26 Dec 2023US 11,850,580 B2King Fahd University of Petroleum and Minerals
- 4,4′-bipyridyl-ethylene MOFs of lead, zinc, or cadmium18 Oct 2022US 11,471,866 B2King Fahd University of Petroleum and Minerals
- Self-assembled catalysts and use thereof in olefin polymerization24 Nov 2020US 10,843,179 B2Council of Scientific and Industrial Research
- Isocyanate prepolymer catalysts and related curing processes15 May 2012US 8,178,464 B2
- Process for producing an aromatic carbonate5 Apr 2011US 7,919,644 B2Asahi Kasei Chemicals Corporation
- Method for stereospecific cycloaddition reaction9 Feb 2023US 2023/0041360 A1King Fahd University of Petroleum and Minerals
- 4,4'-bipyridyl-ethylene mofs of lead, zinc, or cadmium27 Aug 2020US 2020/0269225 A1King Fahd University of Petroleum and Minerals
- Self-assembled catalysts and use thereof in olefin polymerization29 Aug 2019US 2019/0262818 A1Council of Scientific and Industrial Research
- Metal-inorganic frameworks23 Nov 2017US 2017/0333886 A1University of North Texas
- Isocyanate Prepolymer Catalysts And Related Curing Processes17 May 2012US 2012/0121811 A1
Most cited
By later US patents
- Process for producing polyalkylene carbonates76US 6,617,467 B1BASF SE · 2003
- Process for the epoxidation of an organic compound with oxygen or an oxygen-delivering compounds using catalysts containing metal-organic frame-work materials73US 6,624,318 B1BASF SE · 2003
- Layered sulfonate end terminated organophosphorus inorganic polymers24US 4,235,991 AOccidental Research Corporation · 1980
- Method and catalyst system for producing21US 6,197,991 B1General Electric Company · 2001
- Ruthenium containing catalyst composition useful for process for the demerization of acrylic compounds12US 4,526,884 AThe Standard Oil Company · 1985