B07B 1/4636
Regulation of screen apertures
Official title: {Regulation of screen apertures}
B07B1/4636 (Regulation of screen apertures) appears on 73 US grants and 58 published applications in this corpus.
Search patents in B07B- Granted patents
- 73
- Published applications
- 58
- Assignees
- 65
- Inventors
- 119
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 3 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 2 |
| 2014 | 4 | 3 |
| 2015 | 3 | 5 |
| 2016 | 4 | 6 |
| 2017 | 2 | 1 |
| 2018 | 5 | 5 |
| 2019 | 2 | 9 |
| 2020 | 6 | 5 |
| 2021 | 7 | 6 |
| 2022 | 1 | 2 |
| 2023 | 5 | 4 |
| 2024 | 3 | 1 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Turf infill separation system and method for separating a dry or dried infill10 Feb 2026US 12,544,792 B2Re-Match Holding A/S
- Method for operating a machine for harvesting and/or separating root crops, associated machine and associated computer program product7 Oct 2025US 12,433,190 B2Grimme Landmaschinenfabrik GmbH & Co. KG
- Method and sieve system for screening material6 May 2025US 12,290,840 B2Russell Finex Limited
- Partially-unlouvered sieve mechanism28 Jan 2025US 12,207,594 B2Deere & Company
- Sieving devices for pupae separation27 Aug 2024US 12,070,775 B2Verily Life Sciences LLC
- Sieving devices for pupae separation20 Mar 2025US 2025/0091090 A1Verily Life Sciences LLC
- Turf infill separation system and method for separating a dry or dried infill2 May 2024US 2024/0139776 A1Re-Match Holding A/S
- Screening tool and screening device28 Dec 2023US 2023/0415199 A1A O Ideas GmbH
- A turf infill separation system and method for separating a dry or dried infill6 Jul 2023US 2023/0211378 A1Re-Match Holding A/S
- Sieving devices for pupae separation6 Apr 2023US 2023/0104560 A1Verily Life Sciences LLC
Most cited
By later US patents
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- Method and apparatus for sorting recycled material34US 6,371,305 B1Bulk Handling Systems, Inc. · 2002
- Waste paper sorting conveyor for sorting waste paper form waste cardboard33US 6,076,684 AMachine Fabriek Bollegraaf Appingedam B.V. · 2000
- Method and apparatus for sorting recycled material30US 6,149,018 ABulk Handling Systems, Inc. · 2000