F23J 13/04
Joints
Official title: Joints; Connections
F23J13/04 (Joints) appears on 102 US grants and 96 published applications in this corpus.
Search patents in F23J- Granted patents
- 102
- Published applications
- 96
- Assignees
- 74
- Inventors
- 196
- Latest grant
- 20 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 5 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 2 |
| 2007 | 0 | 6 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 3 | 3 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 3 | 5 |
| 2014 | 6 | 4 |
| 2015 | 2 | 4 |
| 2016 | 3 | 8 |
| 2017 | 3 | 8 |
| 2018 | 5 | 5 |
| 2019 | 6 | 4 |
| 2020 | 6 | 8 |
| 2021 | 4 | 7 |
| 2022 | 9 | 6 |
| 2023 | 3 | 4 |
| 2024 | 4 | 2 |
| 2025 | 4 | 4 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Chimney flue heater20 May 2025US 12,305,854 B2KC Wester LLC
- Joint seal system and method25 Mar 2025US 12,259,130 B2The Schebler Co.
- Roof plumbing vents and methods including for tankless water heaters with concentric venting28 Jan 2025US 12,209,749 B2Aurora Plumbing Company, LLC
- Tankless water heater connector21 Jan 2025US 12,203,682 B2Rheem Manufacturing Company
- Hybrid tank and tankless water heating system29 Oct 2024US 12,130,053 B2Rinnai America Corporation
- Exhaust adapter27 Aug 2026US 2026/0251300 A1Rinnai Corporation
- Jig for exhaust structure work of chamber25 Jun 2026US 2026/0177321 A1
- Exhaust port member23 Apr 2026US 2026/0110431 A1Rinnai Corporation
- Exhaust adapter26 Mar 2026US 2026/0085834 A1Rinnai Corporation
- Joint seal system & method18 Sep 2025US 2025/0290630 A1The Schebler Co.
Most cited
By later US patents
- Furnace inducer outlet box assembly42US 4,603,680 ACarrier Corporation · 1986
- Chimney liner system41US 4,846,147 ASimpson Dura Vent Company, Inc. · 1989
- Multiple walled chimney37US 4,929,000 AAmerican Metal Products Company · 1990
- Securing device of a fluid line connection27US 8,474,878 B2Centrotherm Systemtechnik GmbH · 2013
- Gas appliance connection26US 5,165,732 ASimpson Dura Vent Company, Inc. · 1992