A47J 41/022
Constructional details of the elements forming vacuum space
Official title: {Constructional details of the elements forming vacuum space}
A47J41/022 (Constructional details of the elements forming vacuum space) appears on 113 US grants and 100 published applications in this corpus.
Search patents in A47J- Granted patents
- 113
- Published applications
- 100
- Assignees
- 70
- Inventors
- 210
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 4 |
| 2004 | 3 | 4 |
| 2005 | 2 | 3 |
| 2006 | 1 | 3 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 0 | 3 |
| 2017 | 2 | 7 |
| 2018 | 2 | 5 |
| 2019 | 3 | 13 |
| 2020 | 5 | 6 |
| 2021 | 10 | 12 |
| 2022 | 2 | 6 |
| 2023 | 9 | 9 |
| 2024 | 6 | 8 |
| 2025 | 7 | 1 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Thermos cup vacuumizing device and method25 Aug 2026US 12,715,069 B2Zhejiang Haers Vacuum Containers Co., Ltd.
- Beverage container insert7 Apr 2026US D1,121,383 S1Vinglacé, LLC · Design
- Flasks17 Feb 2026US 12,551,058 B2Oakthrift Corporation Ltd.
- Single layer scattering of powder surfaces27 Jan 2026US 12,532,987 B2Ceraloc Innovation AB
- Container and method of forming a container23 Dec 2025US 12,503,294 B2YETI Coolers, LLC
- Titanium material, titanium container, and method of manufacturing titanium material2 Jul 2026US 2026/0182782 A1Sus Co., Ltd.
- Container and method of forming a container18 Jun 2026US 2026/0167409 A1YETI Coolers, LLC
- Cooking utensil15 Jan 2026US 2026/0013669 A1Condeco Technologies AG
- Methods for making a container, and related systems5 Jun 2025US 2025/0176743 A1MiiR Holdings, LLC
- Insulated beverage container26 Dec 2024US 2024/0423399 A1
Most cited
By later US patents
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992
- Compact vacuum insulation174US 5,175,975 AMidwest Research Institute · 1993
- Cooking utensil with improved heat retention150US 5,643,485 AMidwest Research Institute · 1997
- Weight biased vacuum flask85US 6,530,496 B2Megatrade International, Inc. · 2003
- Gas-controlled dynamic vacuum insulation with gas gate78US 5,318,108 AMidwest Research Institute · 1994