B26B 21/58
Characterised by the material
Official title: characterised by the material
B26B21/58 (Characterised by the material) appears on 179 US grants and 270 published applications in this corpus.
Search patents in B26B- Granted patents
- 179
- Published applications
- 270
- Assignees
- 58
- Inventors
- 358
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 4 |
| 2004 | 2 | 8 |
| 2005 | 3 | 8 |
| 2006 | 4 | 11 |
| 2007 | 3 | 14 |
| 2008 | 2 | 6 |
| 2009 | 3 | 4 |
| 2010 | 4 | 10 |
| 2011 | 4 | 6 |
| 2012 | 0 | 5 |
| 2013 | 2 | 8 |
| 2014 | 8 | 10 |
| 2015 | 5 | 3 |
| 2016 | 7 | 10 |
| 2017 | 5 | 15 |
| 2018 | 10 | 21 |
| 2019 | 9 | 7 |
| 2020 | 11 | 19 |
| 2021 | 9 | 19 |
| 2022 | 11 | 7 |
| 2023 | 14 | 21 |
| 2024 | 9 | 23 |
| 2025 | 6 | 16 |
| 2026 | 8 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Intelligent shaving system having sensors18 Aug 2026US 12,709,036 B2
- Razor blade and manufacturing method thereof28 Jul 2026US 12,691,601 B2Dorco Co., Ltd.
- Coatings for a razor blade16 Jun 2026US 12,654,347 B2The Gillette Company
- Method of coating a razor blade2 Jun 2026US 12,643,249 B2The Gillette Company
- Intelligent shaving system having sensors21 Apr 2026US 12,605,857 B2
- Razor blade comprising parylene c and parylene n1 Oct 2026US 2026/0295877 A1BIC Violex Single Member S.A.
- Razor blade comprising a parylene and titanium1 Oct 2026US 2026/0295878 A1BIC Violex Single Member S.A.
- Method of coating a razor blade24 Sep 2026US 2026/0284913 A1The Gillette Company
- Coatings for a razor blade24 Sep 2026US 2026/0284914 A1The Gillette Company
- Nitro-diamond-like-carbon coating on shaving blade tips17 Sep 2026US 2026/0273785 A1Dollar Shave Club, Inc.
Most cited
By later US patents
- Razor blade technology112US 6,684,513 B1The Gillette Company · 2004
- Fluorine-doped diamond-like coatings103US 6,468,642 B1NV Bekaert SA · 2002
- Razor blade technology89US 5,669,144 AThe Gillette Company · 1997
- Formation of hard coatings on cutting edges87US 4,933,058 AThe Gillette Company · 1990
- Razor technology82US 5,232,568 AThe Gillette Company · 1993