B26B 21/4081
Shaving methods
Official title: {Shaving methods; Usage or wear indication; Testing methods}
B26B21/4081 (Shaving methods) appears on 235 US grants and 313 published applications in this corpus.
Search patents in B26B- Granted patents
- 235
- Published applications
- 313
- Assignees
- 60
- Inventors
- 490
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 2 | 4 |
| 2004 | 2 | 2 |
| 2005 | 4 | 1 |
| 2006 | 4 | 3 |
| 2007 | 0 | 6 |
| 2008 | 4 | 11 |
| 2009 | 2 | 4 |
| 2010 | 2 | 4 |
| 2011 | 0 | 11 |
| 2012 | 3 | 15 |
| 2013 | 7 | 14 |
| 2014 | 7 | 20 |
| 2015 | 9 | 18 |
| 2016 | 11 | 17 |
| 2017 | 14 | 26 |
| 2018 | 10 | 20 |
| 2019 | 19 | 27 |
| 2020 | 19 | 28 |
| 2021 | 24 | 16 |
| 2022 | 18 | 17 |
| 2023 | 14 | 16 |
| 2024 | 15 | 14 |
| 2025 | 10 | 12 |
| 2026 | 8 | 3 |
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
- Monitoring usage of a hair cutting device7 Jul 2026US 12,673,440 B2Koninklijke Philips N. V.
- Shaving razor component test method5 May 2026US 12,617,110 B2The Gillette Company
- Shaving razor component test apparatus5 May 2026US 12,618,757 B2The Gillette Company
- Apparatus and method for wearable automated hair health-monitor and styler28 Apr 2026US 12,611,022 B2
- Shaver20 Aug 2026US 2026/0241591 A1
- Determining a wear level of a treatment head of a personal care device4 Jun 2026US 2026/0151927 A1Koninklijke Philips N. V.
- Shaving and Grooming Apparatus5 Feb 2026US 2026/0034692 A1
- Antiperspirant and deodorant compositions for increased skin lubricity25 Dec 2025US 2025/0387316 A1The Procter & Gamble Company
- Intelligent shaving system having sensors25 Dec 2025US 2025/0387936 A1
Most cited
By later US patents
- Light-activated hair treatment and removal device71US 6,533,775 B12003
- Shaving system69US 7,100,283 B12006
- Shaving razor including a biasing member producing a progressively increasing cartridge return torque and handle geometry enhancing control during shaving65US 8,769,825 B2The Gillette Company · 2014
- Safety razor63US 5,307,564 A1994
- Shaving system with improved guard structure58US 5,711,076 AThe Gillette Company · 1998