B21D 53/40
Hinges
Official title: hinges, e.g. door hinge plates
B21D53/40 (Hinges) appears on 33 US grants and 23 published applications in this corpus.
Search patents in B21D- Granted patents
- 33
- Published applications
- 23
- Assignees
- 25
- Inventors
- 58
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 0 |
| 2015 | 2 | 2 |
| 2016 | 1 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 0 |
| 2019 | 2 | 2 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 2 | 2 |
| 2024 | 2 | 1 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hinge bracket assembly for an appliance cabinet22 Sep 2026US 12,742,348 B2Whirlpool Corporation
- Hinge bracket assembly3 Jun 2025US 12,320,176 B2Whirlpool Corporation
- Hinge bracket assembly30 Apr 2024US 11,970,895 B2Whirlpool Corporation
- Method of creating mechanical strength and industrial design aesthetics for hinge area of computing devices27 Feb 2024US 11,914,431 B2
- Hinged waterbox cover25 Apr 2023US 11,635,265 B2Trane International Inc.
- Processing apparatus of trunk lid hinge arm, processing method of trunk lid hinge arm, and trunk lid hinge arm25 Dec 2025US 2025/0387824 A1Hyundai Motor Company
- Hinge bracket assembly23 Oct 2025US 2025/0327348 A1Whirlpool Corporation
- Hinge bracket assembly17 Oct 2024US 2024/0344375 A1Whirlpool Corporation
- Furniture fitting and method for producing a furniture fitting30 Nov 2023US 2023/0380590 A1Julius Blum GmbH
- Method of Creating Mechanical Strength and Industrial Design Aesthetics for Hinge Area of Computing Devices26 Jan 2023US 2023/0023895 A1Dell Products L. P.
Most cited
By later US patents
- Hinge adjustment tool46US 3,965,720 AWestinghouse Electric Corp. · 1976
- Method of forming a hinge structure23US 5,561,893 AApple Computer, Inc. · 1996
- Method of producing devices for interconnecting conveyor or similar belts21US 5,182,933 AGoro S. A. · 1993
- Method of making articles comprising two components hinged one to the other17US 4,485,544 A1984
- Hinge with free-stop function16US 10,501,973 B2Microsoft Technology Licensing, LLC · 2019