H02G 3/22
Installations of cables or lines through walls, floors or ceilings
Official title: Installations of cables or lines through walls, floors or ceilings, e.g. into buildings
H02G3/22 (Installations of cables or lines through walls, floors or ceilings) appears on 1,447 US grants and 1,454 published applications in this corpus.
Search patents in H02G- Granted patents
- 1,447
- Published applications
- 1,454
- Assignees
- 741
- Inventors
- 2,695
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 13 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 8 | 0 |
| 1988 | 12 | 0 |
| 1989 | 9 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 13 | 0 |
| 1993 | 13 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 14 | 0 |
| 1998 | 12 | 0 |
| 1999 | 15 | 0 |
| 2000 | 19 | 0 |
| 2001 | 20 | 5 |
| 2002 | 27 | 20 |
| 2003 | 20 | 18 |
| 2004 | 20 | 21 |
| 2005 | 13 | 17 |
| 2006 | 24 | 29 |
| 2007 | 11 | 27 |
| 2008 | 14 | 24 |
| 2009 | 15 | 43 |
| 2010 | 31 | 43 |
| 2011 | 31 | 47 |
| 2012 | 20 | 47 |
| 2013 | 43 | 57 |
| 2014 | 58 | 82 |
| 2015 | 49 | 79 |
| 2016 | 80 | 71 |
| 2017 | 74 | 91 |
| 2018 | 81 | 90 |
| 2019 | 96 | 106 |
| 2020 | 106 | 104 |
| 2021 | 63 | 85 |
| 2022 | 84 | 67 |
| 2023 | 67 | 87 |
| 2024 | 73 | 87 |
| 2025 | 78 | 65 |
| 2026 | 31 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Grommet apparatus6 Oct 2026US 12,753,836 B2Illinois Tool Works Inc.
- Systems and methods for high-temperature electric feedthroughs having beaded metallic gaskets6 Oct 2026US 12,756,169 B2First Ammonia Motors, Inc.
- Sealing device for sealing a current-carrying element, method for mounting a sealing device, and use of a sealing device8 Sep 2026US 12,731,975 B2ZF Friedrichshafen AG
- Transit device for leading one or more cables and/or pipes through an opening in a partition1 Sep 2026US 12,723,681 B2Roxtec AB
- Refrigerator, method for fitting a refrigerator and line bushing for insertion into a wall opening in a wall of a refrigerator11 Aug 2026US 12,704,205 B2BSH Hausgeräte GmbH
- Set of devices for routing lines, pipes, and/or cables through a building component1 Oct 2026US 2026/0298374 A1Hilti Aktiengesellschaft
- Low voltage wire holder1 Oct 2026US 2026/0302740 A1
- A cable router and a load handling device24 Sep 2026US 2026/0291191 A1Ocado Innovation Limited
- Fixing structure of wiring or piping17 Sep 2026US 2026/0276107 A1Fujikin Incorporated
- Insertable cover assembly17 Sep 2026US 2026/0276108 A1Oldcastle Infrastructure, Inc.
Most cited
By later US patents
- Multi-cable conduit for floors and walls241US 4,419,535 A1983
- System to prevent spread of fire and smoke through wall-breaching utility holes196US 5,456,050 AConstruction Consultants & Contractors, Inc. · 1995
- Trim for input/output architecture in an electronic device124US 8,804,353 B2Apple Inc. · 2014
- Electrical connector104US 6,849,803 B1Arlington Industries, Inc. · 2005
- Intumescable fire stop device96US 5,103,609 AMinnesota Mining and Manufacturing Company · 1992