F28F 2275/14
Fastening: by using form fitting connection
Official title: by using form fitting connection, e.g. with tongue and groove
F28F2275/14 (Fastening: by using form fitting connection) appears on 214 US grants and 225 published applications in this corpus.
Search patents in F28F- Granted patents
- 214
- Published applications
- 225
- Assignees
- 187
- Inventors
- 655
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 2 |
| 2002 | 7 | 6 |
| 2003 | 3 | 2 |
| 2004 | 2 | 6 |
| 2005 | 2 | 3 |
| 2006 | 7 | 9 |
| 2007 | 2 | 4 |
| 2008 | 3 | 6 |
| 2009 | 0 | 5 |
| 2010 | 2 | 10 |
| 2011 | 4 | 9 |
| 2012 | 2 | 7 |
| 2013 | 7 | 8 |
| 2014 | 6 | 21 |
| 2015 | 4 | 7 |
| 2016 | 7 | 11 |
| 2017 | 12 | 15 |
| 2018 | 5 | 10 |
| 2019 | 14 | 13 |
| 2020 | 11 | 16 |
| 2021 | 6 | 14 |
| 2022 | 9 | 14 |
| 2023 | 12 | 13 |
| 2024 | 11 | 7 |
| 2025 | 8 | 3 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Attachment means and heat transfer plate17 Mar 2026US 12,578,153 B2Alfa Laval Corporate AB
- Modular heat exchanger systems7 Oct 2025US 12,434,845 B2The Boeing Company
- Modular heatsink and methods of use thereof16 Sep 2025US 12,416,459 B2GM Global Technology Operations LLC
- Inlet and outlet channels for a heat exchanger19 Aug 2025US 12,396,144 B2Aptiv Technologies AG
- Header tank assembly5 Aug 2025US 12,379,167 B2Valeo Autosystemy Sp. z o.o.
- Heat exchange device and heat exchange unit27 Aug 2026US 2026/0251408 A1Toyoda Gosei Co., Ltd.
- Liquid cooling device and battery pack27 Aug 2026US 2026/0253997 A1Eve Energy Co., Ltd.
- Heat exchanger19 Mar 2026US 2026/0078968 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Heat exchanger5 Feb 2026US 2026/0036382 A1
- Thermal assembly for a propulsion system of an aircraft17 Jul 2025US 2025/0229909 A1
Most cited
By later US patents
- Microchannel apparatus, methods of making microchannel apparatus, and processes of conducting unit operations66US 6,989,134 B2Velocys, Inc. · 2006
- Sheet-member containing a plurality of elongated enclosed electrodeposited channels and method56US 4,871,623 AMinnesota Mining and Manufacturing Company · 1989
- Radiator attachment structure49US 6,260,609 B1Honda Giken Kogyo Kabushiki Kaisha · 2001
- Stackable energy transfer core spacer48US 7,331,376 B2Venmar Ventilation Inc. · 2008
- Resiliently mounted radiator assembly46US 4,579,184 AMazda Motor Corporation · 1986