E04C 2003/0473
U- or c-shaped
Official title: {U- or C-shaped}
E04C2003/0473 (U- or c-shaped) appears on 450 US grants and 523 published applications in this corpus.
Search patents in E04C- Granted patents
- 450
- Published applications
- 523
- Assignees
- 226
- Inventors
- 617
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 10 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 6 | 0 |
| 1996 | 7 | 0 |
| 1997 | 13 | 0 |
| 1998 | 12 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 14 | 4 |
| 2002 | 13 | 26 |
| 2003 | 12 | 15 |
| 2004 | 11 | 22 |
| 2005 | 7 | 27 |
| 2006 | 7 | 23 |
| 2007 | 7 | 30 |
| 2008 | 5 | 17 |
| 2009 | 10 | 24 |
| 2010 | 15 | 20 |
| 2011 | 13 | 10 |
| 2012 | 15 | 27 |
| 2013 | 10 | 17 |
| 2014 | 27 | 24 |
| 2015 | 14 | 17 |
| 2016 | 9 | 17 |
| 2017 | 13 | 20 |
| 2018 | 13 | 28 |
| 2019 | 29 | 37 |
| 2020 | 24 | 29 |
| 2021 | 16 | 16 |
| 2022 | 13 | 16 |
| 2023 | 18 | 18 |
| 2024 | 8 | 21 |
| 2025 | 10 | 11 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Attachment systems for pultruded, extruded, and molded parts25 Aug 2026US 12,715,520 B2Zephyros, Inc.
- Frame backing panel23 Jun 2026US 12,662,811 B2Stockton Products
- Profile and construction element set for arranging a component for a drywall construction, and drywall formed therewith12 May 2026US 12,624,545 B2Knauf Gips KG
- Reinforced stud-framed wall6 Jan 2026US 12,516,517 B2Cetres Holdings, LLC
- Backing connector9 Sep 2025US 12,410,617 B2Simpson Strong-Tie Company, Inc.
- Joist assembly with shaped chord channel16 Jul 2026US 2026/0201698 A1CSM PRODUCTS & SOLUTIONS dba CSM METAL DECK
- Box beam and method of manufacturing16 Jul 2026US 2026/0201699 A1
- Frame backing panel2 Jul 2026US 2026/0185352 A1
- Reinforced stud-framed wall28 May 2026US 2026/0146438 A1
- Dual-strut channel and method of fabricating same16 Apr 2026US 2026/0104137 A1Capital Hardware Supply, LLC
Most cited
By later US patents
- Mounting rail212US 5,927,041 AHilti Aktiengesellschaft · 1999
- Metal frames168US 5,157,883 A1992
- Wall frame structure168US 5,325,651 AUniframes Holdings Pty Limited · 1994
- Pre-spaced time-saving track for mounting studs for construction of drywall and other wall surfaces148US 5,797,233 A1998
- Light steel structural members148US 8,225,581 B2Sur-Stud Structural Technology Inc. · 2012