B03C 1/26
With free falling material
Official title: with free falling material (B03C1/035 takes precedence)
B03C1/26 (With free falling material) appears on 53 US grants and 45 published applications in this corpus.
Search patents in B03C- Granted patents
- 53
- Published applications
- 45
- Assignees
- 46
- Inventors
- 120
- Latest grant
- 23 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 1 | 1 |
| 2010 | 2 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 3 |
| 2016 | 3 | 4 |
| 2017 | 2 | 2 |
| 2018 | 2 | 5 |
| 2019 | 3 | 5 |
| 2020 | 3 | 4 |
| 2021 | 4 | 4 |
| 2022 | 4 | 4 |
| 2023 | 4 | 1 |
| 2024 | 1 | 1 |
| 2025 | 2 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for removing metallic foreign matter from fluororesin and method for producing fluororesin with reduced metallic foreign matter23 Sep 2025US 12,420,290 B2Daikin Fluorochemicals (China) Co., Ltd.
- Production method and production device for resin powder or inorganic powder8 Jul 2025US 12,350,684 B2Toagosei Co., Ltd.
- Method and apparatus for recovery of magnetite and magnetite bearing elements from a slurry9 Jan 2024US 11,865,549 B2
- Magnetic drawer separator19 Dec 2023US 11,845,089 B2Bunting Magnetics Co.
- Apparatus for capturing bioaerosols5 Dec 2023US 11,833,527 B2Industry-Academic Cooperation Foundation, Yonsei University
- Purification method for anhydrous aluminum chloride, and gas-phase nano-alumina preparation device and method therefor17 Sep 2026US 2026/0274702 A1Guangzhou Huifu Research Institute Co., Ltd.
- Magnet plate, separation device and automatic dispenser using magnet plate24 Apr 2025US 2025/0128269 A1Shimadzu Corporation
- Production method and production device for resin powder or inorganic powder6 Feb 2025US 2025/0041875 A1Toagosei Co., Ltd.
- Method for removing metallic foreign matter from fluororesin and method for producing fluororesin with reduced metallic foreign matter7 Mar 2024US 2024/0075481 A1Daikin Fluorochemicals (China) Co., Ltd.
- Magnetic Filter27 Jul 2023US 2023/0234073 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Magnetic trash container lid26US 4,782,970 A1988
- Flatware recovery food scraper25US 4,367,138 A1983
- Self-cleaning magnetic separator for powdered plastic and metal materials and method23US 4,457,838 A1984
- Method and apparatus for magnetic separation of particles in a fluid carrier17US 4,102,780 AS. G. Frantz Company, Inc. · 1978
- Magnetic flatware retriever17US 4,706,818 A1987