E04B 5/02
Load-carrying floor structures formed substantially of prefabricated units
Official title: Load-carrying floor structures formed substantially of prefabricated units (E04B5/43 - E04B5/48 take precedence)
E04B5/02 (Load-carrying floor structures formed substantially of prefabricated units) appears on 1,279 US grants and 1,281 published applications in this corpus.
Search patents in E04B- Granted patents
- 1,279
- Published applications
- 1,281
- Assignees
- 687
- Inventors
- 2,064
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 7 | 0 |
| 1978 | 9 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 12 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 10 | 0 |
| 1987 | 3 | 0 |
| 1988 | 7 | 0 |
| 1989 | 13 | 0 |
| 1990 | 12 | 0 |
| 1991 | 6 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 13 | 0 |
| 1995 | 15 | 0 |
| 1996 | 15 | 0 |
| 1997 | 26 | 0 |
| 1998 | 24 | 0 |
| 1999 | 16 | 0 |
| 2000 | 28 | 0 |
| 2001 | 36 | 10 |
| 2002 | 29 | 39 |
| 2003 | 25 | 34 |
| 2004 | 21 | 52 |
| 2005 | 20 | 41 |
| 2006 | 22 | 48 |
| 2007 | 12 | 32 |
| 2008 | 15 | 49 |
| 2009 | 13 | 32 |
| 2010 | 33 | 35 |
| 2011 | 33 | 53 |
| 2012 | 21 | 34 |
| 2013 | 28 | 40 |
| 2014 | 57 | 52 |
| 2015 | 45 | 66 |
| 2016 | 62 | 70 |
| 2017 | 58 | 57 |
| 2018 | 63 | 84 |
| 2019 | 77 | 76 |
| 2020 | 56 | 63 |
| 2021 | 50 | 78 |
| 2022 | 51 | 79 |
| 2023 | 52 | 55 |
| 2024 | 45 | 56 |
| 2025 | 46 | 33 |
| 2026 | 28 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 5/12With wooden beams339
- E04B 5/10With metal beams or girders333
- E04B 5/04With beams or slabs of concrete or other stone-like material304
- E04B 5/023Separate connecting devices for prefabricated floor-slabs204
- E04B 5/14With beams or girders laid in two directions154
- E04B 5/026With beams or slabs of plastic123
- E04B 5/08Assembled of block-shaped elements34
Recent patents
- Foundation systems29 Sep 2026US 12,747,586 B2GroundFORCE IP, LLC
- Storage shed29 Sep 2026US 12,747,598 B2Suncast Technologies, LLC
- Systems and methods of producing components for use in the construction of modular building units15 Sep 2026US 12,735,907 B2Buildz, LLC
- Storage shed8 Sep 2026US 12,729,552 B2Suncast Technologies, LLC
- Z-shaped frame members, floor frames, and floors incorporating the same1 Sep 2026US 12,723,407 B2Stockton Products
- Drywall Spacing Joist Hanger8 Oct 2026US 2026/0308903 A1
- Prefabricated modules for wood frame building construction1 Oct 2026US 2026/0297937 A1
- Lightweight structure made of composite materials1 Oct 2026US 2026/0297945 A1
- Timber-concrete composite connector and ductile reinforcement chair27 Aug 2026US 2026/0250952 A1Som Iw Holdings, LLC
- Ventilated structural panels and method of construction with ventilated structural panels6 Aug 2026US 2026/0226740 A1
Most cited
By later US patents
- Mechanical locking system for panels and method of installing same280US 8,042,311 B2Välinge Innovation AB · 2011
- Mechanical locking system for panels and method of installing same254US 7,841,144 B2Välinge Innovation AB · 2010
- Mechanical locking system for floor panels241US 8,387,327 B2Välinge Innovation AB · 2013
- Mechanical locking system for panels and method of installing same237US 7,634,884 B2Välinge Innovation AB · 2009
- Mechanical locking system for panels and method of installing same195US 7,866,110 B2Välinge Innovation AB · 2011