E01C 11/14
Dowel assembly
Official title: Dowel assembly {; Design or construction of reinforcements in the area of joints (coupling devices for prefabricated units E01C5/005; combined with characteristic packings E01C11/08 - E01C11/12; removable holders E01C23/045)}
E01C11/14 (Dowel assembly) appears on 209 US grants and 200 published applications in this corpus.
Search patents in E01C- Granted patents
- 209
- Published applications
- 200
- Assignees
- 73
- Inventors
- 213
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 6 | 1 |
| 2003 | 5 | 3 |
| 2004 | 6 | 5 |
| 2005 | 1 | 6 |
| 2006 | 1 | 13 |
| 2007 | 3 | 10 |
| 2008 | 10 | 10 |
| 2009 | 6 | 6 |
| 2010 | 4 | 9 |
| 2011 | 6 | 7 |
| 2012 | 8 | 3 |
| 2013 | 12 | 4 |
| 2014 | 5 | 10 |
| 2015 | 3 | 9 |
| 2016 | 7 | 11 |
| 2017 | 9 | 12 |
| 2018 | 10 | 13 |
| 2019 | 9 | 15 |
| 2020 | 11 | 15 |
| 2021 | 14 | 12 |
| 2022 | 7 | 5 |
| 2023 | 5 | 10 |
| 2024 | 5 | 3 |
| 2025 | 6 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Concrete dowel placement system and method of making the same14 Apr 2026US 12,601,168 B2Shaw & Sons, Inc.
- Concrete slab joint forming system and method17 Mar 2026US 12,577,737 B2Illinois Tool Works Inc.
- Concrete dowel plate with shear-activated hinge16 Dec 2025US 12,497,738 B1
- Armoured joint-disruptive folded anchor rail9 Dec 2025US 12,492,516 B2Illinois Tool Works Inc.
- Armoured joint—anti-skew stake bracket26 Aug 2025US 12,398,571 B2Illinois Tool Works Inc.
- Modular dowel basket10 Sep 2026US 2026/0266043 A1
- Concrete slab joint forming system and method25 Jun 2026US 2026/0176824 A1Illinois Tool Works Inc.
- Hollow, composite dowel bar assemblies, associated fabrication methodology, and apparatus12 Jun 2025US 2025/0188687 A1Composite Rebar Technologies, Inc.
- Contraction and Expansion Dowel Support Assembly20 Mar 2025US 2025/0092614 A1
- Attachment device for a roof nailer pane.20 Mar 2025US 2025/0092669 A1Copper Line Partners, LLC
Most cited
By later US patents
- Concrete dowel placement sleeves96US 5,005,331 A1991
- Concrete dowel placement sleeves86US 5,216,862 A1993
- Expansion joint system86US 9,068,297 B2Emseal Joint Systems Ltd. · 2015
- Dowel placement apparatus for monolithic concrete pour and method of use78US 5,487,249 A1996
- System for transferring loads between cast-in-place slabs72US 6,354,760 B12002