E04C 5/161
Protective caps for the ends of reinforcing bars
Official title: {Protective caps for the ends of reinforcing bars}
E04C5/161 (Protective caps for the ends of reinforcing bars) appears on 85 US grants and 74 published applications in this corpus.
Search patents in E04C- Granted patents
- 85
- Published applications
- 74
- Assignees
- 30
- Inventors
- 134
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 0 | 2 |
| 2007 | 1 | 4 |
| 2008 | 1 | 2 |
| 2009 | 1 | 6 |
| 2010 | 2 | 2 |
| 2011 | 3 | 2 |
| 2012 | 1 | 1 |
| 2013 | 0 | 1 |
| 2014 | 2 | 3 |
| 2015 | 4 | 5 |
| 2016 | 5 | 3 |
| 2017 | 2 | 4 |
| 2018 | 3 | 7 |
| 2019 | 5 | 8 |
| 2020 | 6 | 0 |
| 2021 | 4 | 3 |
| 2022 | 4 | 5 |
| 2023 | 4 | 2 |
| 2024 | 5 | 5 |
| 2025 | 3 | 2 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Protective device for protruding objects9 Dec 2025US 12,492,555 B2
- Safety cap5 Aug 2025US 12,378,767 B2
- Concrete anchor rod positioning and securement device and method17 Jun 2025US 12,331,522 B2
- Systems and methods for concrete support post-tensioning25 Jun 2024US 12,018,488 B2Post Tech Manufacturing, LLC
- Tie hoop untying prevention device18 Jun 2024US 12,012,757 B2
- Concrete structural body, and method for constructing concrete structural body23 Jul 2026US 2026/0210116 A1Sumitomo Electric Industries, Ltd.
- Apparatus for connecting reinforcement2 Jul 2026US 2026/0183910 A1
- Safety cap retainer4 Sep 2025US 2025/0277368 A1
- Impalement hazard protective cap19 Jun 2025US 2025/0198178 A1
- Protective covers19 Dec 2024US 2024/0417974 A1
Most cited
By later US patents
- Protective cover for concrete reinforcing bar70US 5,943,836 ADon De Cristo Concrete Accessories, Inc. · 1999
- Rebar safety cap68US 4,202,378 A1980
- Rebar saddle67US 4,575,985 A1986
- Protective cover for concrete reinforcing bar52US 5,729,941 ADon De Cristo Concrete Accessories, Inc. · 1998
- Protective cover for covering an end of a concrete reinforcing bar47US 5,568,708 ADon De Cristo Concrete Accessories, Inc. · 1996