B26B 21/34
Of the type carrying rollers
Official title: of the type carrying rollers
B26B21/34 (Of the type carrying rollers) appears on 29 US grants and 33 published applications in this corpus.
Search patents in B26B- Granted patents
- 29
- Published applications
- 33
- Assignees
- 11
- Inventors
- 42
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 1 | 3 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 0 | 4 |
| 2018 | 3 | 2 |
| 2019 | 5 | 2 |
| 2020 | 1 | 3 |
| 2021 | 2 | 1 |
| 2022 | 2 | 5 |
| 2023 | 3 | 0 |
| 2024 | 0 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Razor head19 Aug 2025US 12,390,946 B2BIC Violex Single Member S.A.
- Shaving heads28 Nov 2023US 11,826,923 B2BIC Violex Single Member S.A.
- Cutting apparatus for hair or fiber and a cutting device using same20 Jun 2023US 11,679,522 B2Lee Innovations, LLC
- Anti-clogging razor21 Mar 2023US 11,607,819 B2
- Cutting apparatus for hair or fiber and a cutting device using same19 Jul 2022US 11,389,979 B2Lee Innovations, LLC
- Multi-cutting element shaving devices22 Aug 2024US 2024/0278442 A1Hybrid Razor LTD
- Razor head18 Apr 2024US 2024/0123639 A1BIC Violex Single Member S.A.
- Anti-clogging razor1 Dec 2022US 2022/0379508 A1
- Anti-clogging razor24 Nov 2022US 2022/0371211 A1
- Cutting apparatus for hair or fiber and a cutting device using same3 Nov 2022US 2022/0347872 A1Lee Innovations, LLC
Most cited
By later US patents