E04C 2/42
Gratings
Official title: Gratings; Grid-like panels (reinforcing elements E04C5/00; built-in gratings E04F19/10; gratings in general F16S3/00)
E04C2/42 (Gratings) appears on 192 US grants and 128 published applications in this corpus.
Search patents in E04C- Granted patents
- 192
- Published applications
- 128
- Assignees
- 125
- Inventors
- 309
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 3 |
| 2002 | 4 | 2 |
| 2003 | 1 | 2 |
| 2004 | 2 | 3 |
| 2005 | 2 | 4 |
| 2006 | 2 | 5 |
| 2007 | 0 | 9 |
| 2008 | 1 | 4 |
| 2009 | 2 | 6 |
| 2010 | 6 | 10 |
| 2011 | 6 | 6 |
| 2012 | 11 | 6 |
| 2013 | 3 | 4 |
| 2014 | 5 | 6 |
| 2015 | 3 | 4 |
| 2016 | 3 | 8 |
| 2017 | 10 | 5 |
| 2018 | 3 | 6 |
| 2019 | 4 | 9 |
| 2020 | 4 | 5 |
| 2021 | 3 | 4 |
| 2022 | 2 | 3 |
| 2023 | 4 | 6 |
| 2024 | 3 | 3 |
| 2025 | 3 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Grate grounding device18 Aug 2026US 12,712,296 B2Hubbell Incorporated
- Grating separation method and system for separating grating11 Aug 2026US 12,703,032 B2Nucor Corporation
- Stud rail systems and methods for use in reinforced concrete structures25 Nov 2025US 12,480,304 B2Morse Distribution, Inc.
- Weighing platform with a latticed load-bearing structure6 May 2025US 12,292,323 B2Megaterm Plus Spolka Z Ograniczona Odpowiedzialnoscia
- Safety device18 Mar 2025US 12,252,848 B2
- Method of forming a grating having variable height transverse bars23 Jul 2026US 2026/0210493 A1Ohio Gratings, Inc.
- Insulated trellis mat25 Jun 2026US 2026/0176882 A1Oxford Safety Components Limited
- Grating having bearing bars with unique cross section31 Jul 2025US 2025/0243665 A1Ohio Gratings, Inc.
- Removable wall panel for portable electrical buildings10 Jul 2025US 2025/0223794 A1Quality Electrical Systems, Inc.
- Retractable Cover for Automobile Service Pit with Oil Change Mechanism, Detent Pin and Method of Use24 Apr 2025US 2025/0129629 A1
Most cited
By later US patents