B26B 21/4006
Blades or blade units with discontinuous cutting edges
Official title: {Blades or blade units with discontinuous cutting edges, e.g. wire-wrapped, notches}
B26B21/4006 (Blades or blade units with discontinuous cutting edges) appears on 55 US grants and 52 published applications in this corpus.
Search patents in B26B- Granted patents
- 55
- Published applications
- 52
- Assignees
- 23
- Inventors
- 93
- Latest grant
- 22 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 6 |
| 2005 | 0 | 2 |
| 2006 | 2 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 3 |
| 2013 | 0 | 1 |
| 2014 | 3 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 1 | 4 |
| 2019 | 4 | 4 |
| 2020 | 5 | 4 |
| 2021 | 3 | 3 |
| 2022 | 2 | 3 |
| 2023 | 1 | 2 |
| 2024 | 1 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Safety razor with comb and blade22 Apr 2025US 12,280,512 B2Bakblade, LLC
- Razor having a hair-cutting fiber5 Nov 2024US 12,134,203 B2Koninklijke Philips N. V.
- Cutting apparatus for hair or fiber and a cutting device using same20 Jun 2023US 11,679,522 B2Lee Innovations, LLC
- Method of assembling a shaving razor cartridge16 Aug 2022US 11,413,775 B2The Gillette Company
- Cutting apparatus for hair or fiber and a cutting device using same19 Jul 2022US 11,389,979 B2Lee Innovations, LLC
- Razor cartridge6 Aug 2026US 2026/0225272 A1Dorco Co., Ltd.
- Shaving apparatus12 Mar 2026US 2026/0070245 A1The Gillette Company
- Composite blade15 Jan 2026US 2026/0014723 A1
- Safety razor with comb and blade21 Aug 2025US 2025/0262780 A1Personal Grooming Co Limited
- Nose hair cutter1 Feb 2024US 2024/0033957 A1Terry & Scott Unternehmergesellschaft (Haftungsbeschraenkt)
Most cited
By later US patents
- Bidirectional shaving implement99US 7,086,160 B2Eveready Battery Company, Inc. · 2006
- Multi-blade razor head with improved performance92US 5,630,275 AWarner-Lambert Company · 1997
- Blade shields77US 4,252,837 AWarner-Lambert Company · 1981
- Dual-blade razor head with adjustable spacer73US 6,418,623 B12002
- Flexible safety razors57US 4,964,214 AThe Gillette Company · 1990