F23J 2213/40
Heat insulation fittings
F23J2213/40 (Heat insulation fittings) appears on 14 US grants and 16 published applications in this corpus.
Search patents in F23J- Granted patents
- 14
- Published applications
- 16
- Assignees
- 13
- Inventors
- 32
- Latest grant
- 4 Jan 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 3 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 0 | 2 |
| 2016 | 1 | 0 |
| 2017 | 0 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Tension fit insulation4 Jan 2022US 11,215,311 B2Owens Corning Intellectual Capital, LLC
- Piping connection unit, air supply or exhaust tube, and combustion apparatus15 Jun 2021US 11,035,571 B2Purpose Co., Ltd.
- Tension fit insulation24 Sep 2019US 10,422,464 B2Owens Corning Intellectual Capital, LLC
- Materials and methods for lining a chimney7 May 2019US 10,280,639 B2
- Flexible chimney hose liner23 Apr 2019US 10,267,438 B2Hose Master, Inc.
- Cross compatible adapter for chimney sections with common outer diameters3 Dec 2020US 2020/0378598 A1Air Distribution Technologies IP, LLC
- Tension fit insulation10 Oct 2019US 2019/0309890 A1Owens Corning Intellectual Capital, LLC
- Piping connection unit, air supply or exhaust tube, and combustion apparatus17 Jan 2019US 2019/0017701 A1Purpose Co., Ltd.
- Flexible chimney hose liner30 Aug 2018US 2018/0245718 A1Hose Master, Inc.
- Tension fit insulation6 Apr 2017US 2017/0097115 A1Owens Corning Intellectual Capital, LLC
Most cited
By later US patents
- Method for forming a spiral-wound flexible piping24US 5,222,288 ATru-Flex Metal Hose Corporation · 1993
- Multi-layered flexible piping and method and machine for forming same24US 5,228,479 ATru-Flex Metal Hose Corporation · 1993
- Emergency exhaust system for hazardous waste incinerator7US 4,702,178 AShirco Infrared Systems, Inc. · 1987
- Modular nesting metal conduit, in particular for discharging fumes6US 6,113,155 AConstructions Metalliques Mecaniques Beirens C.M.M. Beirens, SA · 2000
- Heated plumbing vent4US 7,655,883 B2Heat-Line Corporation · 2010