A46D 1/02
Bristles details
Official title: {Bristles details}
A46D1/02 (Bristles details) appears on 666 US grants and 959 published applications in this corpus.
Search patents in A46D- Granted patents
- 666
- Published applications
- 959
- Assignees
- 384
- Inventors
- 1,403
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 9 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 8 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 10 | 0 |
| 2000 | 18 | 0 |
| 2001 | 10 | 5 |
| 2002 | 11 | 13 |
| 2003 | 8 | 11 |
| 2004 | 10 | 21 |
| 2005 | 4 | 14 |
| 2006 | 8 | 17 |
| 2007 | 3 | 16 |
| 2008 | 7 | 27 |
| 2009 | 3 | 29 |
| 2010 | 12 | 24 |
| 2011 | 8 | 26 |
| 2012 | 21 | 48 |
| 2013 | 23 | 25 |
| 2014 | 26 | 43 |
| 2015 | 17 | 40 |
| 2016 | 25 | 32 |
| 2017 | 28 | 67 |
| 2018 | 16 | 51 |
| 2019 | 43 | 62 |
| 2020 | 48 | 60 |
| 2021 | 39 | 56 |
| 2022 | 42 | 65 |
| 2023 | 28 | 65 |
| 2024 | 40 | 64 |
| 2025 | 44 | 41 |
| 2026 | 24 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- A46D 1/0207Bristles characterised by the choice of material247
- A46D 1/0238Bristles with non-round cross-section187
- A46D 1/0276Bristles having pointed ends127
- A46D 1/023Bristles with at least a core and at least a partial sheath87
- A46D 1/0284Bristles having rounded ends79
- A46D 1/0253Bristles having a shape which is not a straight line75
- A46D 1/0292Bristles having split ends42
- A46D 1/0246Hollow bristles39
Recent patents
- Wound cleansing device29 Sep 2026US 12,746,027 B2Lohmann & Rauscher GmbH & Co. KG
- Head for an oral care implement and oral care implement8 Sep 2026US 12,727,662 B2The Procter & Gamble Company
- Mouth care device18 Aug 2026US 12,708,195 B2
- Glue bottle18 Aug 2026US 12,708,926 B1
- Heated brush with hollow bristles for air and light application4 Aug 2026US 12,697,504 B2L'ange Hair, Inc.
- User-prompted cleaning by autonomous vacuum8 Oct 2026US 2026/0305895 A1Matic Robots, Inc. (fka Matician, Inc.)
- Cosmetic implement1 Oct 2026US 2026/0294076 A1Mitsubishi Pencil Company, Limited
- Toothbrush with novel bristle configuration1 Oct 2026US 2026/0294087 A1Haleon UK IP Limited
- Portable Toothbrush1 Oct 2026US 2026/0294088 A1SKG ltalia S.P.A.
- Brush assembly for rotary brush tool and method of using same1 Oct 2026US 2026/0294089 A1
Most cited
By later US patents
- Bristle arrangement for a toothbrush199US 5,896,614 ASmithKline Beecham Corporation · 1999
- Novel brush filaments165US 4,802,255 AGillette Canada Inc. · 1989
- Tooth cleaning and polishing device149US 5,040,260 A1991
- Polymer article having an antibacterial property containing zeolite particles therein and the processes for producing same137US 4,775,585 AKanebo Ltd./Kanto Chemical Co. · 1988
- Ergonomic topographic toothbrush130US 5,305,489 A1994