C01B 7/13
Iodine
Official title: Iodine; Hydrogen iodide
C01B7/13 (Iodine) appears on 105 US grants and 89 published applications in this corpus.
Search patents in C01B- Granted patents
- 105
- Published applications
- 89
- Assignees
- 87
- Inventors
- 267
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 4 |
| 2004 | 2 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 7 |
| 2008 | 2 | 3 |
| 2009 | 0 | 4 |
| 2010 | 4 | 7 |
| 2011 | 1 | 4 |
| 2012 | 4 | 6 |
| 2013 | 5 | 5 |
| 2014 | 5 | 4 |
| 2015 | 3 | 2 |
| 2016 | 2 | 1 |
| 2017 | 0 | 4 |
| 2018 | 6 | 2 |
| 2019 | 2 | 2 |
| 2020 | 5 | 10 |
| 2021 | 5 | 1 |
| 2022 | 1 | 4 |
| 2023 | 2 | 2 |
| 2024 | 0 | 3 |
| 2025 | 3 | 4 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Process for the separation of a product mixture7 Jul 2026US 12,673,273 B2Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
- Methods for removing water from iodine (I2)16 Dec 2025US 12,497,294 B2Solstice Advanced Materials US, Inc.
- Methods for recovering iodine (I2)5 Aug 2025US 12,378,113 B2Honeywell International Inc.
- Continuous process for iodide cutting and autogenous fusion and separation of iodine, and device for carrying out the process8 Jul 2025US 12,351,468 B2Universidad de Santiago de Chile
- Process for the recovery of iodine from aqueous solutions4 Jul 2023US 11,691,875 B2Bracco Imaging S.P.A.
- Iodine extraction from brines1 Oct 2026US 2026/0296885 A1Voyageur Pharmaceuticals Ltd
- Iodine extraction from brines17 Sep 2026US 2026/0274665 A1Voyageur Pharmaceuticals Ltd
- Recirculatory fiber reactor27 Aug 2026US 2026/0249265 A1Chemtor, LP
- Method for producing iodine component-containing aqueous solution using inorganic flocculant with selective removal property of fluoride ion and phosphate ion9 Jul 2026US 2026/0193113 A1Godo Shigen Co., Ltd.
- Methods for removing water from iodine (i2)12 Mar 2026US 2026/0070785 A1Solstice Advanced Materials US, Inc.
Most cited
By later US patents
- Process and composition for drying of gaseous hydrogen halides38US 4,853,148 AAdvanced Technology Materials, Inc. · 1989
- Method of decomposing chlorohydrocarbons30US 4,053,557 AMitsubishi Chemical Industries Limited · 1977
- Method of recovering iodine30US 5,356,611 ASolvay Fluor und Derivate GmbH · 1994
- Method of decomposing halohydrocarbons27US 3,972,979 AMitsubishi Chemical Industries Limited · 1976
- Process and composition for drying of gaseous hydrogen halides26US 4,925,646 AAdvanced Technology Materials, Inc. · 1990