B26B 21/521
Connection details
Official title: {Connection details, e.g. connection to razor heads}
B26B21/521 (Connection details) appears on 500 US grants and 660 published applications in this corpus.
Search patents in B26B- Granted patents
- 500
- Published applications
- 660
- Assignees
- 89
- Inventors
- 579
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 11 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 5 |
| 2003 | 4 | 6 |
| 2004 | 1 | 6 |
| 2005 | 3 | 8 |
| 2006 | 5 | 6 |
| 2007 | 0 | 8 |
| 2008 | 1 | 5 |
| 2009 | 1 | 8 |
| 2010 | 4 | 8 |
| 2011 | 3 | 15 |
| 2012 | 8 | 17 |
| 2013 | 3 | 18 |
| 2014 | 14 | 21 |
| 2015 | 13 | 28 |
| 2016 | 19 | 32 |
| 2017 | 31 | 52 |
| 2018 | 18 | 48 |
| 2019 | 35 | 71 |
| 2020 | 38 | 52 |
| 2021 | 41 | 60 |
| 2022 | 55 | 37 |
| 2023 | 47 | 39 |
| 2024 | 25 | 37 |
| 2025 | 28 | 39 |
| 2026 | 17 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Adapter for razor system8 Sep 2026US 12,728,553 B2BIC Violex Single Member S.A.
- Modular personal care implement28 Jul 2026US 12,691,600 B2The Gillette Company
- Razor assembly16 Jun 2026US 12,654,346 B2Dorco Co., Ltd.
- Hair removal device19 May 2026US 12,629,854 B2The Gillette Company
- Handle assembly and cartridge, and razor including same12 May 2026US 12,623,364 B2Dorco Co., Ltd.
- Modular personal care implement1 Oct 2026US 2026/0295876 A1The Gillette Company
- Handle assembly and cartridge, and razor including same3 Sep 2026US 2026/0257386 A1Dorco Co., Ltd.
- Hair removal device3 Sep 2026US 2026/0257388 A1The Gillette Company
- Razor cartridge6 Aug 2026US 2026/0225273 A1Dorco Co., Ltd.
- Razor handle6 Aug 2026US 2026/0225274 A1Dorco Co., Ltd.
Most cited
By later US patents
- Shaving system including handle and replaceable cartridges184US 5,956,851 AThe Gillette Company · 1999
- Shaving system and method144US 5,787,586 AThe Gillette Company · 1998
- Shaving razor and method138US 5,784,790 AThe Gillette Company · 1998
- Dispensing razor blade cartridges used with a handle136US 6,052,903 AThe Gillette Company · 2000
- Razor blade assembly125US 4,026,016 AThe Gillette Company · 1977