F28F 2265/26
Safety or protection arrangements: for allowing differential expansion between elements
Official title: for allowing differential expansion between elements
F28F2265/26 (Safety or protection arrangements: for allowing differential expansion between elements) appears on 486 US grants and 518 published applications in this corpus.
Search patents in F28F- Granted patents
- 486
- Published applications
- 518
- Assignees
- 344
- Inventors
- 1,361
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 7 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 9 | 0 |
| 1987 | 6 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 2 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 6 |
| 2002 | 8 | 7 |
| 2003 | 4 | 10 |
| 2004 | 6 | 17 |
| 2005 | 7 | 12 |
| 2006 | 16 | 10 |
| 2007 | 7 | 17 |
| 2008 | 3 | 19 |
| 2009 | 5 | 18 |
| 2010 | 5 | 23 |
| 2011 | 9 | 29 |
| 2012 | 14 | 18 |
| 2013 | 12 | 23 |
| 2014 | 12 | 32 |
| 2015 | 19 | 31 |
| 2016 | 14 | 25 |
| 2017 | 22 | 35 |
| 2018 | 23 | 27 |
| 2019 | 41 | 36 |
| 2020 | 29 | 26 |
| 2021 | 28 | 20 |
| 2022 | 24 | 15 |
| 2023 | 18 | 20 |
| 2024 | 11 | 21 |
| 2025 | 19 | 13 |
| 2026 | 4 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Heat exchanger having compliant manifolds11 Aug 2026US 12,704,331 B2Hamilton Sundstrand Corporation
- Once-through heat exchanger and heat recovery steam generator including the same19 May 2026US 12,631,131 B2Doosan Enerbility Co., Ltd.
- Heat exchanger with expansion joint for thermal expansion and external force tolerance19 May 2026US 12,631,407 B2Rolls-Royce North American Technologies Inc.
- Methods and systems and apparatus to support reduced energy and water usage31 Mar 2026US 12,590,713 B2Octopus Energy Heating Limited
- Heat exchanger with expansion joint insert for thermal expansion and external force tolerance23 Dec 2025US 12,504,240 B2Rolls-Royce North American Technologies Inc.
- Apparatus, System and Method for Heat Exchanger End Plate Erosion Resistance13 Aug 2026US 2026/0235371 A1Westermeyer Industries Inc.
- Flat Heat Exchange Tube, Heat Exchanger, And Construction Machine23 Jul 2026US 2026/0210639 A1Caterpillar Inc.
- Multitubular heat exchanger11 Jun 2026US 2026/0160504 A1Yanmar Holdings Co., Ltd.
- Additively manufactured heat exchanger supports and method of manufacture2 Apr 2026US 2026/0092748 A1
- Heat pipe thermal expansion modification12 Mar 2026US 2026/0071824 A1Westinghouse Electric Corp.
Most cited
By later US patents
- Spacer assembly for use in spinal surgeries316US 6,086,613 ADepuy Acromed, Inc. · 2000
- Gasification apparatus for a finely divided combustible material269US 5,445,658 AKrupp-Koppers GmbH · 1995
- Direct quench apparatus147US 3,959,420 AStone & Webster Engineering Corp. · 1976
- Spacer assembly for use in spinal surgeries having end cap which includes serrated surface92US 6,776,798 B2Depuy Acromed, Inc. · 2004
- Container for a heat storage medium63US 4,211,208 ADeutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e. V. · 1980