F16L 5/02
Sealing
F16L5/02 (Sealing) appears on 1,414 US grants and 1,233 published applications in this corpus.
Search patents in F16L- Granted patents
- 1,414
- Published applications
- 1,233
- Assignees
- 727
- Inventors
- 2,224
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 12 | 0 |
| 1978 | 15 | 0 |
| 1979 | 8 | 0 |
| 1980 | 15 | 0 |
| 1981 | 19 | 0 |
| 1982 | 10 | 0 |
| 1983 | 10 | 0 |
| 1984 | 16 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 19 | 0 |
| 1988 | 19 | 0 |
| 1989 | 25 | 0 |
| 1990 | 25 | 0 |
| 1991 | 22 | 0 |
| 1992 | 15 | 0 |
| 1993 | 26 | 0 |
| 1994 | 28 | 0 |
| 1995 | 17 | 0 |
| 1996 | 24 | 0 |
| 1997 | 16 | 0 |
| 1998 | 22 | 0 |
| 1999 | 31 | 0 |
| 2000 | 29 | 0 |
| 2001 | 15 | 6 |
| 2002 | 30 | 17 |
| 2003 | 29 | 27 |
| 2004 | 18 | 41 |
| 2005 | 15 | 35 |
| 2006 | 26 | 53 |
| 2007 | 13 | 32 |
| 2008 | 22 | 45 |
| 2009 | 24 | 39 |
| 2010 | 32 | 39 |
| 2011 | 26 | 25 |
| 2012 | 19 | 40 |
| 2013 | 19 | 47 |
| 2014 | 35 | 45 |
| 2015 | 40 | 54 |
| 2016 | 39 | 44 |
| 2017 | 42 | 53 |
| 2018 | 53 | 74 |
| 2019 | 65 | 71 |
| 2020 | 69 | 84 |
| 2021 | 57 | 76 |
| 2022 | 66 | 61 |
| 2023 | 59 | 71 |
| 2024 | 57 | 58 |
| 2025 | 61 | 62 |
| 2026 | 33 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F16L 5/10By using sealing rings or sleeves only475
- F16L 5/04To form a firebreak device340
- F16L 5/08By means of axial screws compressing a ring or sleeve155
- F16L 5/14For double-walled or multi-channel pipes148
- F16L 5/06By means of a swivel nut compressing a ring or sleeve128
- F16L 5/025The pipe being movable88
- F16L 5/027By means of a joint of the quick-acting type78
- F16L 5/12The pipe being cut in two pieces65
All 9 subgroupsShow fewer
Recent patents
- Grommet apparatus6 Oct 2026US 12,753,836 B2Illinois Tool Works Inc.
- Penetrator system for electrical submersible pumps8 Sep 2026US 12,729,596 B2Sonic Connectors Ltd.
- Transit device for leading one or more cables and/or pipes through an opening in a partition1 Sep 2026US 12,723,681 B2Roxtec AB
- Sealing module for cables or pipes, a transit system comprising such a sealing module, and methods of manufacturing such a sealing module1 Sep 2026US 12,725,965 B2Roxtec AB
- Fire-resistant filler18 Aug 2026US 12,710,115 B2Kuk Il Inntot Co., Ltd.
- Set of devices for routing lines, pipes, and/or cables through a building component1 Oct 2026US 2026/0298374 A1Hilti Aktiengesellschaft
- Cast-in-place through-penetration firestop device24 Sep 2026US 2026/0287090 A1Hilti Aktiengesellschaft
- Device for routing lines, pipes, and/or cables through a building structure part24 Sep 2026US 2026/0287091 A1Hilti Aktiengesellschaft
- Insertable cover assembly17 Sep 2026US 2026/0276108 A1Oldcastle Infrastructure, Inc.
- Piping connection system and method of use17 Sep 2026US 2026/0276109 A1SpringSeal, Inc.
Most cited
By later US patents
- Clamping device for cables and the like232US 4,250,348 AKitagawa Industries Co., Ltd. · 1981
- System to prevent spread of fire and smoke through wall-breaching utility holes196US 5,456,050 AConstruction Consultants & Contractors, Inc. · 1995
- Tiered firestop assembly177US 5,452,551 AMinnesota Mining and Manufacturing Company · 1995
- Fire safety device151US 5,155,957 ANational Improvement Company, Inc. · 1992
- Unitary pipe clamp and assembly145US 5,234,185 AGeneral Motors Corporation · 1993