A46D
Manufacture of brushes
A46D (Manufacture of brushes) appears on 1,553 US grants and 1,642 published applications in this corpus.
Search patents in A46D- Granted patents
- 1,553
- Published applications
- 1,642
- Assignees
- 644
- Inventors
- 2,475
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 11 | 0 |
| 1978 | 12 | 0 |
| 1979 | 14 | 0 |
| 1980 | 8 | 0 |
| 1981 | 15 | 0 |
| 1982 | 13 | 0 |
| 1983 | 15 | 0 |
| 1984 | 12 | 0 |
| 1985 | 13 | 0 |
| 1986 | 22 | 0 |
| 1987 | 17 | 0 |
| 1988 | 17 | 0 |
| 1989 | 21 | 0 |
| 1990 | 21 | 0 |
| 1991 | 22 | 0 |
| 1992 | 21 | 0 |
| 1993 | 21 | 0 |
| 1994 | 19 | 0 |
| 1995 | 21 | 0 |
| 1996 | 32 | 0 |
| 1997 | 37 | 0 |
| 1998 | 32 | 0 |
| 1999 | 29 | 0 |
| 2000 | 44 | 0 |
| 2001 | 38 | 26 |
| 2002 | 43 | 41 |
| 2003 | 28 | 49 |
| 2004 | 28 | 40 |
| 2005 | 20 | 41 |
| 2006 | 16 | 38 |
| 2007 | 17 | 28 |
| 2008 | 13 | 55 |
| 2009 | 12 | 42 |
| 2010 | 24 | 40 |
| 2011 | 20 | 50 |
| 2012 | 36 | 73 |
| 2013 | 46 | 59 |
| 2014 | 50 | 75 |
| 2015 | 36 | 83 |
| 2016 | 47 | 55 |
| 2017 | 55 | 109 |
| 2018 | 40 | 78 |
| 2019 | 74 | 90 |
| 2020 | 79 | 98 |
| 2021 | 53 | 88 |
| 2022 | 67 | 86 |
| 2023 | 55 | 84 |
| 2024 | 57 | 95 |
| 2025 | 63 | 69 |
| 2026 | 38 | 50 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- A46D 1/00Bristles1,066
- A46D 3/00Preparing, i.e. manufacturing brush bodies605
- A46D 9/00Machines for finishing brushes111
- A46D 99/00Subject matter not provided for in other groups of this subclass21
- A46D 7/00Pressing devices for making brooms composed of brushwood or the like1
- A46D 5/00Devices for preparing quills for use as carriers for bristles0
Recent patents
- Wound cleansing device29 Sep 2026US 12,746,027 B2Lohmann & Rauscher GmbH & Co. KG
- Dividing-up device and brush-manufacturing machine having a dividing-up device22 Sep 2026US 12,740,641 B2Zahoransky AG
- Head for an oral care implement and oral care implement8 Sep 2026US 12,727,662 B2The Procter & Gamble Company
- Split applicator and packaging container including same1 Sep 2026US 12,721,424 B2Shya Hsin Packaging Industry (China) Co., Ltd.
- Mouth care device18 Aug 2026US 12,708,195 B2
- 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
- Oral care implement183US 7,143,462 B2Colgate-Palmolive Company · 2006
- Antimicrobial compositions, process for preparing the same and use177US 5,180,585 AE. I. Du Pont de Nemours and Company · 1993
- Prophy toothbrush175US 5,604,951 A1997
- Novel brush filaments165US 4,802,255 AGillette Canada Inc. · 1989