F26B 5/04
Drying solid materials or objects by processes not involving the application of
Official title: by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum {(F26B11/049 and F26B17/128 take precedence)}
F26B5/04 (Drying solid materials or objects by processes not involving the application of) appears on 1,110 US grants and 1,010 published applications in this corpus.
Search patents in F26B- Granted patents
- 1,110
- Published applications
- 1,010
- Assignees
- 710
- Inventors
- 2,311
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 18 | 0 |
| 1978 | 10 | 0 |
| 1979 | 10 | 0 |
| 1980 | 11 | 0 |
| 1981 | 12 | 0 |
| 1982 | 14 | 0 |
| 1983 | 7 | 0 |
| 1984 | 11 | 0 |
| 1985 | 14 | 0 |
| 1986 | 20 | 0 |
| 1987 | 7 | 0 |
| 1988 | 8 | 0 |
| 1989 | 12 | 0 |
| 1990 | 18 | 0 |
| 1991 | 16 | 0 |
| 1992 | 17 | 0 |
| 1993 | 21 | 0 |
| 1994 | 19 | 0 |
| 1995 | 17 | 0 |
| 1996 | 10 | 0 |
| 1997 | 19 | 0 |
| 1998 | 14 | 0 |
| 1999 | 26 | 0 |
| 2000 | 30 | 0 |
| 2001 | 20 | 7 |
| 2002 | 18 | 22 |
| 2003 | 20 | 23 |
| 2004 | 17 | 28 |
| 2005 | 18 | 21 |
| 2006 | 17 | 28 |
| 2007 | 6 | 19 |
| 2008 | 20 | 30 |
| 2009 | 6 | 21 |
| 2010 | 14 | 33 |
| 2011 | 11 | 37 |
| 2012 | 25 | 38 |
| 2013 | 19 | 34 |
| 2014 | 35 | 45 |
| 2015 | 32 | 48 |
| 2016 | 27 | 43 |
| 2017 | 34 | 38 |
| 2018 | 39 | 50 |
| 2019 | 53 | 54 |
| 2020 | 59 | 72 |
| 2021 | 42 | 51 |
| 2022 | 46 | 48 |
| 2023 | 46 | 66 |
| 2024 | 38 | 63 |
| 2025 | 40 | 49 |
| 2026 | 32 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F26B 5/06The process involving freezing562
- F26B 5/048In combination with heat developed by electro-magnetic means119
- F26B 5/041For drying flowable materials94
- F26B 5/044For drying materials in a batch operation in an enclosure having a62
- F26B 5/042For drying articles or discrete batches of material in a continuous or54
- F26B 5/045For drying thin, flat articles in a batch operation27
- F26B 5/047For continuous drying of material in long length11
Recent patents
- Apparatus and method for detecting moisture in a vacuum chamber22 Sep 2026US 12,742,593 B2Asp Global Manufacturing GmbH
- Systems and methods of cryo-curing22 Sep 2026US 12,742,594 B2Fortunata, LLC
- Freeze drying installation15 Sep 2026US 12,736,285 B2SBM Schoeller Bleckmann Medizintechnik GmbH
- Monitoring vial conditions during a lyophilization process8 Sep 2026US 12,729,911 B2Amgen Inc.
- Sound-absorbing material, method for preparing same, and speaker using the sound-absorbing material1 Sep 2026US 12,723,807 B2AAC Microtech (Changzhou) Co., Ltd.
- Variable power heater freeze-dryer apparatus and methods of use8 Oct 2026US 2026/0309412 A1Peak & Prairie Industries Corp.
- Cleaning method for substrate accommodation container and cleaning apparatus for substrate accommodation container24 Sep 2026US 2026/0284723 A1Kioxia Corporation
- Finishing Apparatus For A Spray Drying System27 Aug 2026US 2026/0251391 A1Velico Medical, Inc.
- Dehydration device and assembly, and method for obtaining such an assembly27 Aug 2026US 2026/0251392 A1Lgd
- Freeze-dried cell culture media and supplements20 Aug 2026US 2026/0242722 A1Life Technologies Corporation
Most cited
By later US patents
- Method for processing and preserving collagen-based tissues for transplantation610US 5,336,616 ALifeCell Corporation · 1994
- Method of cryopreserving a suspension of biological material150US 5,364,756 ALifeCell Corporation · 1994
- Method for cryopreparing biological tissue145US 4,865,871 ABoard of Regents, The University of Texas System · 1989
- Process for drying a material from solution131US 5,727,333 AKinerton Limited · 1998
- Lyophilization126US 9,863,699 B2Terumo BCT, Inc. · 2018