B21K 13/02
Hinges
Official title: hinges
B21K13/02 (Hinges) appears on 9 US grants and 8 published applications in this corpus.
Search patents in B21K- Granted patents
- 9
- Published applications
- 8
- Assignees
- 7
- Inventors
- 16
- Latest grant
- 11 Apr 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hinge with free-stop function11 Apr 2023US 11,627,209 B2Microsoft Technology Licensing, LLC
- Hinge with free-stop function10 Dec 2019US 10,501,973 B2Microsoft Technology Licensing, LLC
- Lubricating-oil composition for forging molding and forging molding apparatus29 Mar 2016US 9,296,035 B2Mitsubishi Heavy Industries, Ltd.
- Hidden interlocking hinge assembly16 Feb 2016US 9,260,897 B2L. T. Hampel Corp.
- Method of manufacturing automobile door hinge24 Mar 2015US 8,984,726 B2
- Hinge with free-stop function11 Jul 2019US 2019/0211600 A1Microsoft Technology Licensing, LLC
- Hinge with free-stop function14 Dec 2017US 2017/0356226 A1Microsoft Technology Licensing, LLC
- Method of manufacturing automobile door hinge24 Oct 2013US 2013/0276276 A1
- Hidden Interlocking Hinge Assembly29 Aug 2013US 2013/0219796 A1L. T. Hampel Corp.
- Method for manufacturing motor vehicle door hinge14 Mar 2013US 2013/0061437 A1
Most cited
By later US patents
- Hinge with free-stop function16US 10,501,973 B2Microsoft Technology Licensing, LLC · 2019
- Fastening method and product12US 4,177,545 AThe Stanley Works · 1979
- Hidden interlocking hinge assembly7US 9,260,897 B2L. T. Hampel Corp. · 2016
- Apparatus for manufacture of continuous hinge6US 4,010,524 A1977
- Process for producing connecting member shanks, such as hinges for window and door frames, formed of cylindrical sections of different diameter, with continuous even screw thread, that is with constant pitch5US 4,393,676 A1983