E04B
General building constructions
Official title: GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS (border constructions of opening in walls, floors or ceilings E06B1/00; {electromagnetic shielding H05K9/0001})
E04B (General building constructions) appears on 26,104 US grants and 23,062 published applications in this corpus.
Search patents in E04B- Granted patents
- 26,104
- Published applications
- 23,062
- Assignees
- 9,579
- Inventors
- 36,882
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 406 | 0 |
| 1977 | 356 | 0 |
| 1978 | 428 | 0 |
| 1979 | 193 | 0 |
| 1980 | 299 | 0 |
| 1981 | 321 | 0 |
| 1982 | 237 | 0 |
| 1983 | 207 | 0 |
| 1984 | 339 | 0 |
| 1985 | 309 | 0 |
| 1986 | 394 | 0 |
| 1987 | 415 | 0 |
| 1988 | 334 | 0 |
| 1989 | 427 | 0 |
| 1990 | 390 | 0 |
| 1991 | 383 | 0 |
| 1992 | 340 | 0 |
| 1993 | 346 | 0 |
| 1994 | 333 | 0 |
| 1995 | 301 | 0 |
| 1996 | 337 | 0 |
| 1997 | 394 | 0 |
| 1998 | 450 | 0 |
| 1999 | 455 | 0 |
| 2000 | 478 | 0 |
| 2001 | 520 | 122 |
| 2002 | 440 | 467 |
| 2003 | 395 | 560 |
| 2004 | 344 | 667 |
| 2005 | 317 | 690 |
| 2006 | 285 | 701 |
| 2007 | 222 | 722 |
| 2008 | 228 | 786 |
| 2009 | 289 | 677 |
| 2010 | 529 | 776 |
| 2011 | 454 | 849 |
| 2012 | 539 | 789 |
| 2013 | 714 | 952 |
| 2014 | 926 | 1151 |
| 2015 | 974 | 1209 |
| 2016 | 989 | 1149 |
| 2017 | 925 | 1184 |
| 2018 | 947 | 1275 |
| 2019 | 1142 | 1303 |
| 2020 | 1112 | 1331 |
| 2021 | 980 | 1192 |
| 2022 | 868 | 1165 |
| 2023 | 913 | 987 |
| 2024 | 879 | 1038 |
| 2025 | 783 | 747 |
| 2026 | 518 | 573 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
Recent patents
- System and method for maintaining a metal lintel in a masonry wall6 Oct 2026US 12,753,600 B2Craft Pro Masonry Restorations, Inc.
- Method of encapsulating a phase change material6 Oct 2026US 12,753,601 B2UT-Battelle, LLC
- Steel plate composite wall panel structures, such as for use in nuclear reactor buildings, and associated systems and methods6 Oct 2026US 12,753,602 B2NuScale Power, LLC
- Transverse-type building exterior block and method for constructing the same6 Oct 2026US 12,753,603 B2Kwang Steel Co., Ltd.
- Elongated ceiling grid member and ceiling grid assembly including a plurality of the elongated ceiling grid member6 Oct 2026US 12,753,604 B2Tate Access Floors, Inc.
- Airframe system and method of controlling airflow8 Oct 2026US 2026/0306210 A1SLD Technology, Inc.
- A method for producing a fully bonded waterbar8 Oct 2026US 2026/0307376 A1Sika Technology AG
- Civil protection shelter8 Oct 2026US 2026/0308901 A1
- Modular space frame support system, work platform system and methods of erecting the same8 Oct 2026US 2026/0308902 A1BrandSafway Services, LLC
- Drywall Spacing Joist Hanger8 Oct 2026US 2026/0308903 A1
Most cited
By later US patents
- Floor panel with edge connectors696US 6,006,486 AUnilin Beheer B. V., besloten vennootschap · 1999
- Snap-together flooring system515US 5,295,341 ANikken Seattle, Inc. · 1994
- Floor panel with edge connectors411US 6,490,836 B1Unilin Beheer B. V., besloten vennootschap · 2002
- Box formed building panel of extruded plastic397US 4,299,070 A1981
- Interlocking panels having flats for increased versatility394US 5,502,939 AElite Panel Products · 1996