E04B 1/41
Connecting devices specially adapted for embedding in concrete or masonry
Official title: Connecting devices specially adapted for embedding in concrete or masonry ({joist hangers E04B1/2612; shear dowels E04B1/483;} spacers {other than masonry wall ties} for cavity walls E04B2/30, E04B2/44; connectors for reinforcing elements E04C5/16; fastening frames to the border of openings E06B1/56)
E04B1/41 (Connecting devices specially adapted for embedding in concrete or masonry) appears on 980 US grants and 982 published applications in this corpus.
Search patents in E04B- Granted patents
- 980
- Published applications
- 982
- Assignees
- 408
- Inventors
- 1,352
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 15 | 0 |
| 1978 | 14 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 5 | 0 |
| 1983 | 6 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 9 | 0 |
| 1988 | 11 | 0 |
| 1989 | 15 | 0 |
| 1990 | 14 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 9 | 0 |
| 1995 | 13 | 0 |
| 1996 | 11 | 0 |
| 1997 | 11 | 0 |
| 1998 | 14 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 13 | 2 |
| 2002 | 4 | 14 |
| 2003 | 10 | 16 |
| 2004 | 11 | 18 |
| 2005 | 9 | 24 |
| 2006 | 10 | 20 |
| 2007 | 14 | 17 |
| 2008 | 9 | 21 |
| 2009 | 8 | 22 |
| 2010 | 15 | 26 |
| 2011 | 12 | 35 |
| 2012 | 26 | 35 |
| 2013 | 39 | 56 |
| 2014 | 57 | 70 |
| 2015 | 63 | 71 |
| 2016 | 56 | 50 |
| 2017 | 36 | 58 |
| 2018 | 42 | 59 |
| 2019 | 53 | 51 |
| 2020 | 48 | 61 |
| 2021 | 45 | 59 |
| 2022 | 45 | 48 |
| 2023 | 50 | 48 |
| 2024 | 36 | 38 |
| 2025 | 28 | 36 |
| 2026 | 18 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- E04B 1/4114Elements with sockets291
- E04B 1/4178Masonry wall ties253
- E04B 1/4157Longitudinally-externally threaded elements extending from the concrete or masonry211
- E04B 2001/4192Attached to concrete reinforcing elementsIndexing code97
- E04B 1/4107Longitudinal elements having an open profile, with the opening parallel to the93
- E04B 1/4171Nailable or non-threaded screwable elements29
Recent patents
- Storage shed29 Sep 2026US 12,747,598 B2Suncast Technologies, LLC
- Storage shed8 Sep 2026US 12,729,552 B2Suncast Technologies, LLC
- Concrete anchor holder1 Sep 2026US 12,723,399 B2
- Anchor bolt apparatus1 Sep 2026US 12,723,400 B2
- System and method of attaching precast panels25 Aug 2026US 12,716,231 B2Barsplic Products, Inc.
- Systems For Setting Anchor Bolts8 Oct 2026US 2026/0308905 A1
- Plastic extrusion strip for anchoring insulation board on concrete structures1 Oct 2026US 2026/0297929 A1
- Anchor support and anchor installation method20 Aug 2026US 2026/0243084 A1Sekisui House, Ltd.
- Anchor bolt installing jig and anchor bolt installing method20 Aug 2026US 2026/0243095 A1Sekisui House, Ltd.
- A cavity tray and masonry support element13 Aug 2026US 2026/0234931 A1ACS Stainless Limited
Most cited
By later US patents
- Screw unit to join semi-rigid mats together140US 4,917,554 ACryotherm Limited · 1990
- T-head, brick veneer anchor138US 5,816,008 AHohmann & Barnard, Inc. · 1998
- Masonry connector125US 5,207,043 A1993
- Masonry connector125US 5,392,581 AFero Holdings Ltd. · 1995
- Double-wing wing nut anchor system and method105US 7,415,803 B22008