B01J 41/07
In the weakly basic form
Official title: in the weakly basic form
B01J41/07 (In the weakly basic form) appears on 181 US grants and 258 published applications in this corpus.
Search patents in B01J- Granted patents
- 181
- Published applications
- 258
- Assignees
- 200
- Inventors
- 741
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 3 |
| 2004 | 1 | 7 |
| 2005 | 1 | 4 |
| 2006 | 0 | 4 |
| 2007 | 2 | 5 |
| 2008 | 2 | 6 |
| 2009 | 4 | 3 |
| 2010 | 4 | 3 |
| 2011 | 3 | 4 |
| 2012 | 3 | 6 |
| 2013 | 3 | 8 |
| 2014 | 2 | 11 |
| 2015 | 5 | 10 |
| 2016 | 9 | 11 |
| 2017 | 7 | 7 |
| 2018 | 5 | 9 |
| 2019 | 6 | 20 |
| 2020 | 12 | 21 |
| 2021 | 18 | 24 |
| 2022 | 12 | 18 |
| 2023 | 10 | 14 |
| 2024 | 12 | 20 |
| 2025 | 13 | 22 |
| 2026 | 5 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Formulations and processes for treating water from impacted sources25 Aug 2026US 12,714,991 B2Brown University
- Stepwise chemical separation methods and systems using resin packed columns3 Mar 2026US 12,567,510 B2SHINE Technologies, LLC
- Methods for removing iodate from aqueous solutions17 Feb 2026US 12,555,696 B2The Catholic University of America
- Doped anion exchange membranes (AEMs) for highly selective separators in electrochemical devices13 Jan 2026US 12,521,708 B2Washington University
- Process for purifying organic solvents13 Jan 2026US 12,521,709 B2Dow Global Technologies LLC
- Water treatment apparatus and control method of water treatment apparatus20 Aug 2026US 2026/0242258 A1Samsung Electronics Co., Ltd.
- Stepwise Chemical Separation Methods and Systems Using Resin Packed Columns20 Aug 2026US 2026/0245761 A1SHINE Technologies, LLC
- Medium, device and method for monitoring reporting and verification of carbon dioxide removal30 Jul 2026US 2026/0216718 A1Mati Carbon India Private Limited
- Molybdenum sputtering target, method for manufacturing same, and film forming method for molybdenum film16 Jul 2026US 2026/0201541 A1Tosoh Corporation
- A sorbent granulate for separation of carbon dioxide from a fluid mixture, and a method of producing thereof25 Jun 2026US 2026/0175194 A1Vito NV
Most cited
By later US patents
- Recovery of lithium from brine85US 4,291,001 AThe Dow Chemical Company · 1981
- Carbon dioxide scrubber for fuel and gas emissions56US 6,755,892 B2Hamilton Sundstrand Corporation · 2004
- Chromatographic supports for separation of oligonucleotides46US 4,767,670 AE. I. Du Pont de Nemours and Company · 1988
- Method of producing pure water44US 5,571,419 AKurita Water Insustries Ltd. · 1996
- Alumina compounds in ion exchange resins36US 4,381,349 AThe Dow Chemical Company · 1983