A46D 3/04
Machines for inserting or fixing bristles in bodies
A46D3/04 (Machines for inserting or fixing bristles in bodies) appears on 272 US grants and 245 published applications in this corpus.
Search patents in A46D- Granted patents
- 272
- Published applications
- 245
- Assignees
- 119
- Inventors
- 388
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 10 |
| 2002 | 5 | 5 |
| 2003 | 3 | 6 |
| 2004 | 4 | 2 |
| 2005 | 2 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 7 |
| 2008 | 1 | 3 |
| 2009 | 2 | 3 |
| 2010 | 3 | 4 |
| 2011 | 4 | 7 |
| 2012 | 5 | 11 |
| 2013 | 8 | 12 |
| 2014 | 8 | 10 |
| 2015 | 8 | 23 |
| 2016 | 9 | 12 |
| 2017 | 11 | 12 |
| 2018 | 10 | 17 |
| 2019 | 15 | 14 |
| 2020 | 23 | 15 |
| 2021 | 4 | 18 |
| 2022 | 9 | 8 |
| 2023 | 12 | 8 |
| 2024 | 7 | 13 |
| 2025 | 6 | 13 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dividing-up device and brush-manufacturing machine having a dividing-up device22 Sep 2026US 12,740,641 B2Zahoransky AG
- Apparatus for producing brushware and method for operating such an apparatus18 Aug 2026US 12,708,197 B2Zahoransky AG
- Utility brush21 Jul 2026US 12,685,387 B2Ultrafab, Inc.
- Device for producing bristle products5 May 2026US 12,616,296 B2Zahoransky AG
- Method for manufacturing bamboo toothbrush and bamboo toothbrush produced thereby16 Dec 2025US 12,495,893 B2Project Noah, Inc.
- Brush, method for manufacturing brushes and brush-manufacturing device3 Sep 2026US 2026/0256274 A1Zahoransky AG
- Makeup brush13 Aug 2026US 2026/0232103 A1F. S. Korea Industries Inc.
- Bundle segmenting device and method for segmenting bristle bundles, and bristle product manufacturing machine30 Jul 2026US 2026/0215576 A1Zahoransky AG
- Method for manufacturing brushes and brush-manufacturing device2 Jul 2026US 2026/0182732 A1Zahoransky AG
- Bristle filament transport plate, transport device, and bristle manufacturing machine11 Jun 2026US 2026/0157512 A1Zahoransky AG
Most cited
By later US patents
- Removable head mechanism for automatic cleaning device142US 4,827,550 ADental Research Corporation · 1989
- Automatic cleaning device122US 4,845,795 ADental Research Corporation · 1989
- Process for producing a toothbrush117US 6,988,777 B2Trisa Holding AG · 2006
- Method of producing a brush having a bristle plate85US 6,779,851 B2G. B. Boucherie N. V. · 2004
- Brush seals83US 4,678,113 AROLLS-ROYCE plc · 1987