F26B 5/06
The process involving freezing
Official title: the process involving freezing
F26B5/06 (The process involving freezing) appears on 562 US grants and 558 published applications in this corpus.
Search patents in F26B- Granted patents
- 562
- Published applications
- 558
- Assignees
- 352
- Inventors
- 1,163
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 10 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 4 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 11 | 0 |
| 1986 | 10 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 7 | 0 |
| 1995 | 8 | 0 |
| 1996 | 2 | 0 |
| 1997 | 9 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 11 | 2 |
| 2002 | 6 | 11 |
| 2003 | 12 | 11 |
| 2004 | 9 | 14 |
| 2005 | 12 | 11 |
| 2006 | 6 | 14 |
| 2007 | 2 | 8 |
| 2008 | 11 | 20 |
| 2009 | 2 | 14 |
| 2010 | 8 | 18 |
| 2011 | 6 | 24 |
| 2012 | 9 | 14 |
| 2013 | 12 | 12 |
| 2014 | 19 | 25 |
| 2015 | 16 | 30 |
| 2016 | 17 | 23 |
| 2017 | 19 | 25 |
| 2018 | 24 | 27 |
| 2019 | 33 | 31 |
| 2020 | 30 | 50 |
| 2021 | 29 | 35 |
| 2022 | 34 | 29 |
| 2023 | 31 | 41 |
| 2024 | 24 | 27 |
| 2025 | 13 | 20 |
| 2026 | 13 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- 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.
- Freeze drying with combined freezing chamber and condenser25 Aug 2026US 12,716,653 B2Ima Life North America Inc.
- Variable power heater freeze-dryer apparatus and methods of use8 Oct 2026US 2026/0309412 A1Peak & Prairie Industries Corp.
- Freeze-dried cell culture media and supplements20 Aug 2026US 2026/0242722 A1Life Technologies Corporation
- Systems and methods for pre-conditioning frozen bulk in dynamic bulk freeze drying20 Aug 2026US 2026/0243512 A1Pfizer Inc.
- Systems and methods for annealing frozen bulk in dynamic bulk freeze drying20 Aug 2026US 2026/0243513 A1Pfizer Inc.
- Opening system for a door of a freeze-drying machine20 Aug 2026US 2026/0243514 A1I,M.A. Industria Macchine Automatiche S.p.A.
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