F17C 2221/016
Noble gases
Official title: Noble gases (Ar, Kr, Xe)
F17C2221/016 (Noble gases) appears on 653 US grants and 558 published applications in this corpus.
Search patents in F17C- Granted patents
- 653
- Published applications
- 558
- Assignees
- 407
- Inventors
- 1,592
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 5 | 0 |
| 1981 | 11 | 0 |
| 1982 | 8 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 12 | 0 |
| 1987 | 11 | 0 |
| 1988 | 16 | 0 |
| 1989 | 20 | 0 |
| 1990 | 12 | 0 |
| 1991 | 14 | 0 |
| 1992 | 18 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 19 | 0 |
| 1996 | 7 | 0 |
| 1997 | 11 | 0 |
| 1998 | 18 | 0 |
| 1999 | 26 | 0 |
| 2000 | 22 | 0 |
| 2001 | 16 | 5 |
| 2002 | 23 | 20 |
| 2003 | 28 | 18 |
| 2004 | 13 | 16 |
| 2005 | 13 | 10 |
| 2006 | 11 | 23 |
| 2007 | 5 | 21 |
| 2008 | 10 | 19 |
| 2009 | 18 | 19 |
| 2010 | 8 | 14 |
| 2011 | 4 | 14 |
| 2012 | 6 | 9 |
| 2013 | 6 | 9 |
| 2014 | 7 | 19 |
| 2015 | 14 | 36 |
| 2016 | 16 | 25 |
| 2017 | 14 | 17 |
| 2018 | 13 | 30 |
| 2019 | 7 | 26 |
| 2020 | 21 | 23 |
| 2021 | 16 | 25 |
| 2022 | 20 | 26 |
| 2023 | 19 | 33 |
| 2024 | 31 | 39 |
| 2025 | 23 | 42 |
| 2026 | 17 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and conveying device25 Aug 2026US 12,716,549 B2Linde Aktiengesellschaft
- System, devices and methods for measuring a fill level in containers18 Aug 2026US 12,710,138 B2Smart Projects LLC
- Installation and method for storing liquefied gas11 Aug 2026US 12,704,223 B2L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- System for recycling helium4 Aug 2026US 12,698,865 B2Commoditas, LLC
- Cryogenic analytical systems and methods23 Jun 2026US 12,665,114 B2Montana Instruments Corporation
- Device for metering a cryogenic medium1 Oct 2026US 2026/0298348 A1Messer France S.A.S.
- Quick disconnect coupling systems and related methods1 Oct 2026US 2026/0298384 A1Blue Origin Manufacturing, LLC
- Apparatuses, systems comprising a tank, and methods comprising a tank27 Aug 2026US 2026/0251266 A1The Boeing Company
- Method for controlling the internal pressure of a cryogenic tank13 Aug 2026US 2026/0235256 A1Alfa Laval Switzerland AG
- Gas storage container management system and management method, and frame30 Jul 2026US 2026/0218859 A1Atomis Inc.
Most cited
By later US patents
- Drug particle delivery145US 6,475,181 B1Powderject Research Limited · 2002
- Apparatus and method for regulating temperature in a cryogenic test chamber118US 4,848,093 AQuantum Design, Inc. · 1989
- Transportable hydrogen refueling station106US 6,755,225 B1Quantum Fuel Systems Technologies Worldwide, Inc. · 2004
- Vacuum insulation panel92US 4,726,974 AUnion Carbide Corporation · 1988
- Modular bottle-mounted gas management system89US 5,440,477 ACreative Pathways, Inc. · 1995