F16L 47/26
Connecting arrangements or other fittings specially adapted to be made of plastics
Official title: for branching pipes; for joining pipes to walls; Adaptors therefor
F16L47/26 (Connecting arrangements or other fittings specially adapted to be made of plastics) appears on 377 US grants and 298 published applications in this corpus.
Search patents in F16L- Granted patents
- 377
- Published applications
- 298
- Assignees
- 248
- Inventors
- 712
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 12 | 0 |
| 1978 | 7 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 10 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 4 | 0 |
| 1992 | 11 | 0 |
| 1993 | 1 | 0 |
| 1994 | 13 | 0 |
| 1995 | 11 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 11 | 3 |
| 2002 | 6 | 7 |
| 2003 | 1 | 4 |
| 2004 | 5 | 14 |
| 2005 | 8 | 17 |
| 2006 | 10 | 10 |
| 2007 | 8 | 11 |
| 2008 | 6 | 14 |
| 2009 | 8 | 14 |
| 2010 | 9 | 12 |
| 2011 | 2 | 10 |
| 2012 | 10 | 16 |
| 2013 | 6 | 15 |
| 2014 | 9 | 6 |
| 2015 | 8 | 9 |
| 2016 | 5 | 12 |
| 2017 | 14 | 17 |
| 2018 | 5 | 14 |
| 2019 | 14 | 13 |
| 2020 | 13 | 9 |
| 2021 | 5 | 7 |
| 2022 | 7 | 13 |
| 2023 | 8 | 15 |
| 2024 | 16 | 13 |
| 2025 | 15 | 9 |
| 2026 | 10 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Assembly of resin pipe and metal member and method of manufacturing assembly15 Sep 2026US 12,736,158 B2The Yokohama Rubber Co., Ltd.
- Combined drilling and stopping system8 Sep 2026US 12,729,795 B2Mueller International, LLC
- Adaptor devices, installation guide devices, and methods1 Sep 2026US 12,723,694 B2Joey Mac Inventions LLC
- Fasteners for a manifold30 Jun 2026US 12,669,209 B2Advanced Drainage Systems, Inc.
- Bulkhead fitting assembly24 Mar 2026US 12,583,303 B2Rivian IP Holdings, LLC
- Fasteners for a manifold1 Oct 2026US 2026/0298388 A1Advanced Drainage Systems, Inc.
- Bushing, Control Bar Lock, and Housing for Manually Operated Plugging Machine13 Aug 2026US 2026/0235245 A1R.B. Williamson Energy Advisors LLC
- Double pipe fitting23 Jul 2026US 2026/0210469 A1Georg Ficher Rohrleitungssysteme AG
- Wide range tapping sleeve2 Jul 2026US 2026/0185643 A1Mueller International, LLC
- Valved coupling for drip irrigation line14 May 2026US 2026/0130328 A1
Most cited
By later US patents
- Irrigation pipe system59US 6,302,445 B1CertainTeed Corporation · 2001
- Multi-furcated ePTFE grafts and stent-graft prostheses and methods of making the same57US 8,257,431 B2Boston Scientific Scimed, Inc. · 2012
- Tubing and connector assembly and method and molding56US 6,290,265 B1Saint-Gobain Performance Plastics Corporation · 2001
- Electrofusion joint and hot water supply header using the same51US 5,150,922 AMitsui Petrochemical Ind., Ltd. · 1992
- Tube coupler49US 3,976,314 A1976