B01D 7/00
Sublimation
Official title: Sublimation (B01D8/00 takes precedence; freeze-drying F26)
B01D7/00 (Sublimation) appears on 208 US grants and 201 published applications in this corpus.
Search patents in B01D- Granted patents
- 208
- Published applications
- 201
- Assignees
- 176
- Inventors
- 615
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 7 | 0 |
| 1978 | 8 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 3 |
| 2003 | 2 | 5 |
| 2004 | 2 | 4 |
| 2005 | 3 | 5 |
| 2006 | 1 | 4 |
| 2007 | 2 | 3 |
| 2008 | 3 | 6 |
| 2009 | 3 | 10 |
| 2010 | 5 | 2 |
| 2011 | 4 | 9 |
| 2012 | 2 | 7 |
| 2013 | 4 | 6 |
| 2014 | 5 | 5 |
| 2015 | 3 | 7 |
| 2016 | 5 | 11 |
| 2017 | 6 | 6 |
| 2018 | 7 | 14 |
| 2019 | 14 | 14 |
| 2020 | 6 | 11 |
| 2021 | 9 | 10 |
| 2022 | 6 | 9 |
| 2023 | 7 | 13 |
| 2024 | 5 | 11 |
| 2025 | 18 | 12 |
| 2026 | 5 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for production of molybdenum dioxide dichloride15 Sep 2026US 12,735,329 B2Wonik Materials
- Industrial air pollution removal system26 May 2026US 12,636,605 B2
- Low halide lanthanum precursors for vapor deposition19 May 2026US 12,630,568 B2Versum Materials US, LLC
- Sublimable film formation composition and method for producing substrate14 Apr 2026US 12,600,829 B2Central Glass Company, Limited
- Phase change system and phase change crucible for the separation of rare earth elements3 Feb 2026US 12,540,371 B2SHINE Technologies, LLC
- Robust ablation production of gas-phase atoms and molecules10 Sep 2026US 2026/0263963 A1California Institute of Technology
- Apparatus for intense/rapid cooling and for removing a substance in suspension in a gaseous fluid and method thereof13 Aug 2026US 2026/0233122 A1Snf Group
- System and method for polymer purification using coil coalescer13 Aug 2026US 2026/0233125 A1PureCycle Technologies, Inc.
- Post-combustion carbon capture by co2 desublimation9 Jul 2026US 2026/0192245 A1Industrial Climate Solutions, Inc.
- Carbon dioxide capturing device and carbon dioxide capturing method2 Jul 2026US 2026/0183704 A1Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)
Most cited
By later US patents
- Method and appartus for subliming precursors95US 5,377,429 AMicron Semiconductor, Inc. · 1995
- Freeze-thaw air dryer87US 5,119,640 A1992
- Fluid cooled trap81US 5,820,641 AMKS Instruments, Inc. · 1998
- Material-saving process for fabricating mixed crystals74US 5,348,911 AAixtron SE · 1994
- Method and apparatus for generating gas to a processing chamber70US 6,915,592 B2APPLIED Materials.Inc. · 2005