B08B 1/16
Rigid blades
Official title: Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
B08B1/16 (Rigid blades) appears on 708 US grants and 934 published applications in this corpus.
Search patents in B08B- Granted patents
- 708
- Published applications
- 934
- Assignees
- 513
- Inventors
- 1,999
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 1 |
| 2002 | 3 | 5 |
| 2003 | 9 | 6 |
| 2004 | 8 | 14 |
| 2005 | 6 | 17 |
| 2006 | 4 | 18 |
| 2007 | 3 | 17 |
| 2008 | 5 | 11 |
| 2009 | 7 | 12 |
| 2010 | 7 | 10 |
| 2011 | 8 | 18 |
| 2012 | 10 | 19 |
| 2013 | 14 | 21 |
| 2014 | 21 | 27 |
| 2015 | 20 | 32 |
| 2016 | 26 | 48 |
| 2017 | 30 | 63 |
| 2018 | 43 | 64 |
| 2019 | 52 | 77 |
| 2020 | 49 | 68 |
| 2021 | 49 | 65 |
| 2022 | 53 | 66 |
| 2023 | 56 | 75 |
| 2024 | 51 | 75 |
| 2025 | 57 | 67 |
| 2026 | 36 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Scraper6 Oct 2026US 12,752,311 B2Tien-I Industrial Co., Ltd.
- Method and apparatus for cleaning carrier film6 Oct 2026US 12,752,314 B2Neturen Co., Ltd.
- Detoxification device and nozzle scraper22 Sep 2026US 12,741,300 B2Edwards Japan Limited
- Cleaning system and method for a curved substrate22 Sep 2026US 12,741,301 B2Samsung Display Co., Ltd.
- Cleaning device for wafer-suction chuck mechanism15 Sep 2026US 12,734,555 B2Tokyo Seimitsu Co., Ltd.
- Image forming apparatus and cleaning member1 Oct 2026US 2026/0299507 A1Canon Kabushiki Kaisha
- Mop bucket pump water cleaning mechanism and working method thereof24 Sep 2026US 2026/0283440 A1Gaobeidian Restar Electrical Applicances Manufacture Co., Ltd
- Automated Cleaning Apparatus and Method for Use on Vertical Surfaces10 Sep 2026US 2026/0262895 A1P16 Holdings, LLC
- Coating film removing mechanism and coating film removing equipment10 Sep 2026US 2026/0264116 A1Toray Industries, Inc.
- System and method for determining a condition of a foot of an animal10 Sep 2026US 2026/0268488 A1Hoofcount Ltd
Most cited
By later US patents