E04B 2/02
Built-up from layers of building elements
Official title: built-up from layers of building elements
E04B2/02 (Built-up from layers of building elements) appears on 1,690 US grants and 1,575 published applications in this corpus.
Search patents in E04B- Granted patents
- 1,690
- Published applications
- 1,575
- Assignees
- 701
- Inventors
- 2,244
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 22 | 0 |
| 1978 | 21 | 0 |
| 1979 | 7 | 0 |
| 1980 | 15 | 0 |
| 1981 | 16 | 0 |
| 1982 | 14 | 0 |
| 1983 | 8 | 0 |
| 1984 | 17 | 0 |
| 1985 | 13 | 0 |
| 1986 | 24 | 0 |
| 1987 | 21 | 0 |
| 1988 | 24 | 0 |
| 1989 | 18 | 0 |
| 1990 | 24 | 0 |
| 1991 | 22 | 0 |
| 1992 | 20 | 0 |
| 1993 | 19 | 0 |
| 1994 | 16 | 0 |
| 1995 | 15 | 0 |
| 1996 | 33 | 0 |
| 1997 | 34 | 0 |
| 1998 | 51 | 0 |
| 1999 | 33 | 0 |
| 2000 | 40 | 0 |
| 2001 | 27 | 4 |
| 2002 | 18 | 37 |
| 2003 | 35 | 36 |
| 2004 | 19 | 51 |
| 2005 | 36 | 50 |
| 2006 | 18 | 57 |
| 2007 | 14 | 59 |
| 2008 | 21 | 58 |
| 2009 | 19 | 46 |
| 2010 | 30 | 54 |
| 2011 | 24 | 49 |
| 2012 | 37 | 52 |
| 2013 | 42 | 83 |
| 2014 | 83 | 98 |
| 2015 | 90 | 103 |
| 2016 | 73 | 99 |
| 2017 | 86 | 89 |
| 2018 | 78 | 92 |
| 2019 | 74 | 75 |
| 2020 | 66 | 78 |
| 2021 | 62 | 66 |
| 2022 | 44 | 54 |
| 2023 | 48 | 54 |
| 2024 | 47 | 53 |
| 2025 | 39 | 49 |
| 2026 | 26 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 2002/0202Details of connectionsIndexing code954
- E04B 2002/0256Special features of building elementsIndexing code555
- E04B 2/14Walls having cavities in, but not between, the elements, i.e. each cavity479
- E04B 2/04Walls having neither cavities between, nor in, the solid elements380
- E04B 2/42Walls having cavities between, as well as in, the elements286
- E04B 2/28Walls having cavities between, but not in, the elements192
- E04B 2002/0297Of which the width is less than the wall thicknessIndexing code13
- E04B 2002/0295Of which the width is equal to the wall thicknessIndexing code5
Recent patents
- Masonry system29 Sep 2026US 12,747,583 B2Associacao Blc3—Campus De Tecnologia E Inovacao
- Wall panel with window aperture8 Sep 2026US 12,729,534 B2
- Plantable retaining wall block and retaining walls thereof18 Aug 2026US 12,709,858 B2Cornerstone Wall Solutions Inc.
- Interlocking construction blocks18 Aug 2026US 12,709,890 B2Samaraee & Daniel Innovation Specialists Incorporated
- Formwork system18 Aug 2026US 12,709,892 B2Apache Industrial Services, Inc.
- Twisty Blocking8 Oct 2026US 2026/0308906 A1
- Bracket for drop ceiling mounting brace24 Sep 2026US 2026/0286680 A1
- Division wall block, division wall assembly for a coke oven, method of constructing the same24 Sep 2026US 2026/0286683 A1Vanocur Refractories LLC
- Wall structure of building24 Sep 2026US 2026/0286685 A1Swung Inc.
- Prefabricated construction wall assembly24 Sep 2026US 2026/0286686 A1Wall to Wall, LLC
Most cited
By later US patents
- Apparatus for fabrication of concrete brick203US 4,869,660 A1989
- Universal structural element191US 6,874,291 B12005
- Method, building structure and side-split block therefore187US 4,335,549 ADesigner Blocks, Inc. · 1982
- Composite masonry block173US 5,827,015 AAnchor Wall Systems, Inc. · 1998
- Brick fastening device171US 4,454,699 A1984