F17C 2270/0509
"dewar" vessels
Official title: "Dewar" vessels
F17C2270/0509 ("dewar" vessels) appears on 212 US grants and 104 published applications in this corpus.
Search patents in F17C- Granted patents
- 212
- Published applications
- 104
- Assignees
- 143
- Inventors
- 439
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 7 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 10 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 9 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 10 | 0 |
| 1998 | 4 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 1 |
| 2002 | 9 | 4 |
| 2003 | 8 | 3 |
| 2004 | 3 | 0 |
| 2005 | 0 | 2 |
| 2006 | 2 | 5 |
| 2007 | 2 | 3 |
| 2008 | 0 | 0 |
| 2009 | 2 | 3 |
| 2010 | 0 | 4 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 3 |
| 2017 | 2 | 3 |
| 2018 | 2 | 4 |
| 2019 | 4 | 10 |
| 2020 | 2 | 12 |
| 2021 | 5 | 6 |
| 2022 | 9 | 7 |
| 2023 | 4 | 8 |
| 2024 | 4 | 8 |
| 2025 | 7 | 7 |
| 2026 | 3 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Dewar warming alarm monitoring system26 May 2026US 12,638,137 B2Cryoport, Inc.
- Systems and methods for shipping cryogenically-frozen materials13 Jan 2026US 12,522,426 B2Kite Pharm, Inc.
- Cryogenic containment system6 Jan 2026US 12,516,876 B2Caterpillar Inc.
- Device for transferring liquid helium, with reduced transfer losses2 Dec 2025US 12,486,949 B2Bruker Switzerland AG
- Dry vapor dewar temperature monitoring retrofit lid adapter7 Oct 2025US 12,435,839 B2Cryoport, Inc.
- Dewar warming alarm monitoring system10 Sep 2026US 2026/0266431 A1Cryoport, Inc.
- Systems and methods for shipping cryogenically-frozen materials16 Jul 2026US 2026/0200663 A1Kite Pharma, Inc.
- Dry vapor dewar temperature monitoring retrofit lid adapter25 Dec 2025US 2025/0389391 A1Cryoport, Inc.
- Dewar drying device20 Nov 2025US 2025/0354658 A1Cryoport, Inc.
- Systems and methods for detecting a cryogenic fluid level in a container31 Jul 2025US 2025/0244156 A1AmericanPharma Technologies, Inc.
Most cited
By later US patents
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator136US 5,979,440 ASeQual Technologies, Inc. · 1999
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator133US 6,698,423 B1SeQual Technologies, Inc. · 2004
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator101US 6,681,764 B1SeQual Technologies, Inc. · 2004
- Cryogenic device operable in single or dual phase with a range of nozzle sizes and method of using the same96US 4,376,376 A1983
- Methods and apparatus to generate liquid ambulatory oxygen from an oxygen concentrator91US 6,651,653 B1SeQual Technologies, Inc. · 2003