B23P 15/403
Razor blades
Official title: {razor blades}
B23P15/403 (Razor blades) appears on 12 US grants and 17 published applications in this corpus.
Search patents in B23P- Granted patents
- 12
- Published applications
- 17
- Assignees
- 13
- Inventors
- 30
- Latest grant
- 4 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 3 | 2 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Razor blade and composition for a razor blade4 Mar 2025US 12,240,136 B2Edgewell Personal Care Brands, LLC
- Method of manufacturing edged tool8 Oct 2019US 10,435,795 B2Shinmaywa Industries, Ltd.
- Integrated multiple razor blade and manufacturing method thereof9 Oct 2018US 10,093,032 B2Infino Inc.
- Razor blade technology6 Oct 2015US 9,149,944 B2Eveready Battery Company, Inc.
- Razor blade technology11 Aug 2015US 9,102,071 B2Eveready Battery Company, Inc.
- Fixed blade and manufacturing method therefor15 Jan 2026US 2026/0014716 A1Zhejiang Haishun Electric Enterprises Ltd
- Method of manufacturing a razor cartridge component3 Oct 2024US 2024/0326274 A1BIC Violex Single Member S.A.
- Cutting blade with a concave bevel and hair removal device16 Feb 2023US 2023/0051077 A1Gesellschaft für Diamantprodukte mbH
- Razor blade and composition for a razor blade11 Aug 2022US 2022/0250266 A1Edgewell Personal Care Brands, LLC
- Laser welded razor blades6 Jan 2022US 2022/0001561 A1Bic-Violex SA
Most cited
By later US patents
- Ceramic blades and production methodology therefor43US 5,077,901 A1992
- Razor blade31US 6,629,475 B1The Gillette Company · 2003
- Razor blade manufacture30US 5,458,025 AThe Gillette Company · 1995
- Razor blade technology17US 9,032,628 B2Eveready Battery Company, Inc. · 2015
- Razor blade technology15US 9,149,944 B2Eveready Battery Company, Inc. · 2015