B24B 3/48
Of razor blades or razors
Official title: of razor blades or razors (by an abrasive block without mechanisms B24D)
B24B3/48 (Of razor blades or razors) appears on 32 US grants and 26 published applications in this corpus.
Search patents in B24B- Granted patents
- 32
- Published applications
- 26
- Assignees
- 15
- Inventors
- 68
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 2 |
| 2006 | 3 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 1 |
| 2013 | 0 | 2 |
| 2014 | 3 | 2 |
| 2015 | 0 | 0 |
| 2016 | 1 | 3 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 0 |
| 2023 | 1 | 3 |
| 2024 | 3 | 3 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of preparing a meat skinner blade and meat skinner blade prepared thereby14 Jul 2026US 12,678,908 B2
- Blade sharpeners24 Dec 2024US 12,172,261 B2The Great States Corporation
- Nail clipper sharpener27 Aug 2024US 12,070,831 B2
- Blade sharpeners9 Jan 2024US 11,865,662 B2American Lawn Mower Co.
- Razor blade re-coating24 Oct 2023US 11,794,364 B1Planet Earth Razors AB
- Apparatus for producing improved cutting edges26 Dec 2024US 2024/0424632 A1The Gillette Company
- Method for producing improved cutting edges26 Dec 2024US 2024/0424633 A1The Gillette Company
- Razor blade26 Sep 2024US 2024/0316810 A1Dorco Co., Ltd.
- Blade sharpeners14 Dec 2023US 2023/0398652 A1American Lawn Mower Co.
- Blade edge tip measurement5 Oct 2023US 2023/0314470 A1The Gillette Company
Most cited
By later US patents
- Bathroom appliance for concurrently sharpening razor blades and treating gum tissue by spaced pressure pulses of liquid128US 4,454,866 A1984
- Process and apparatus for providing cutting edges30US 4,807,401 AThe Gillette Company · 1989
- Method and apparatus for forming a razor blade edge24US 4,265,055 AWarner-Lambert Company · 1981
- Razor blade cutting edge structure22US 4,916,817 AThe Gillette Company · 1990
- Processes for treating cutting edges18US 4,122,602 AThe Gillette Company · 1978