F23J 2213/50
Top cover
F23J2213/50 (Top cover) appears on 52 US grants and 50 published applications in this corpus.
Search patents in F23J- Granted patents
- 52
- Published applications
- 50
- Assignees
- 30
- Inventors
- 100
- Latest grant
- 6 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 3 |
| 2005 | 4 | 6 |
| 2006 | 2 | 3 |
| 2007 | 1 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 3 | 2 |
| 2014 | 2 | 4 |
| 2015 | 0 | 3 |
| 2016 | 1 | 5 |
| 2017 | 0 | 4 |
| 2018 | 4 | 1 |
| 2019 | 1 | 1 |
| 2020 | 1 | 3 |
| 2021 | 1 | 1 |
| 2022 | 3 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 3 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Intake device for a chimney termination6 May 2025US 12,292,192 B2Rlh Industries, Inc.
- Roof plumbing vents and methods including for tankless water heaters with concentric venting28 Jan 2025US 12,209,749 B2Aurora Plumbing Company, LLC
- Passive and no-loss weather cap for protection of wind induced downdraft in sensitive exhaust system16 Apr 2024US 11,959,636 B2Uchicago Argonne, LLC
- Flue cap with filter7 Nov 2023US 11,808,451 B1
- End fitting for an exhaust pipe11 Oct 2022US 11,466,852 B2
- Chimney Cover21 May 2026US 2026/0139833 A1
- Exhaust port member23 Apr 2026US 2026/0110431 A1Rinnai Corporation
- Intake device for a chimney termination20 Nov 2025US 2025/0354688 A1Rlh Industries, Inc.
- Smoke exhaust pipe8 May 2025US 2025/0146663 A1Junsky Appliances Limited
- Lightweight Chimney Crown13 Mar 2025US 2025/0084992 A1
Most cited
By later US patents