E04B 1/803
With vacuum spaces included in the slab
Official title: {with vacuum spaces included in the slab}
E04B1/803 (With vacuum spaces included in the slab) appears on 210 US grants and 221 published applications in this corpus.
Search patents in E04B- Granted patents
- 210
- Published applications
- 221
- Assignees
- 131
- Inventors
- 484
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 7 |
| 2003 | 1 | 7 |
| 2004 | 2 | 8 |
| 2005 | 4 | 5 |
| 2006 | 4 | 5 |
| 2007 | 1 | 2 |
| 2008 | 1 | 5 |
| 2009 | 2 | 10 |
| 2010 | 4 | 7 |
| 2011 | 1 | 14 |
| 2012 | 6 | 7 |
| 2013 | 3 | 14 |
| 2014 | 7 | 18 |
| 2015 | 12 | 17 |
| 2016 | 11 | 12 |
| 2017 | 10 | 15 |
| 2018 | 10 | 8 |
| 2019 | 16 | 14 |
| 2020 | 7 | 13 |
| 2021 | 9 | 9 |
| 2022 | 5 | 11 |
| 2023 | 6 | 6 |
| 2024 | 4 | 2 |
| 2025 | 2 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat insulating element21 Apr 2026US 12,607,395 B2Liebherr-Hausgerate Ochsenhausen GmbH
- Encapsulated fragile insulation materials6 Jan 2026US 12,515,435 B2Amrize Technology Switzerland LLC
- Thermally insulating aerogel vacuum composite panel and preparation method thereof25 Nov 2025US 12,479,967 B2Huabao (Tianjin) New Material Science And Technology Development Co., Ltd.
- Process for encapsulating fragile insulation materials within polyisocyanurate20 May 2025US 12,305,385 B2Holcim Technology Ltd
- Thermal vacuum insulation element22 Oct 2024US 12,122,130 B2V21 GmbH
- Vacuum panel system with variable thermal insulation for space divider structures27 Aug 2026US 2026/0250945 A1
- Robust vacuum insulation panel with mechanical supports30 Jul 2026US 2026/0218511 A1Cleaner Slate, LLC
- System for passively recharging a vacuum insulation panel18 Jun 2026US 2026/0168238 A1Carlisle Construction Materials, LLC
- Vacuum heat insulating panel27 Feb 2025US 2025/0067044 A1Ideal Brain Co., Ltd.
- Manufacturing process of novel light-weight vacuum thermal insulation module, and vacuum thermal insulation module27 Jun 2024US 2024/0208119 A1Dongguan HongYi Electronics Co.,Ltd
Most cited
By later US patents
- Getter system for vacuum insulation panel197US 5,505,810 AWhirlpool Corporation · 1996
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992
- Compact vacuum insulation174US 5,175,975 AMidwest Research Institute · 1993
- Vacuum insulation system for insulating refrigeration cabinets138US 5,082,335 AWhirlpool Corporation · 1992
- Getter system for vacuum insulation panel127US 5,532,034 AWhirlpool Corporation · 1996