B07B 1/4654
Corrugated screening surfaces
Official title: {Corrugated Screening surfaces}
B07B1/4654 (Corrugated screening surfaces) appears on 116 US grants and 91 published applications in this corpus.
Search patents in B07B- Granted patents
- 116
- Published applications
- 91
- Assignees
- 37
- Inventors
- 125
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 5 | 8 |
| 2003 | 9 | 7 |
| 2004 | 3 | 3 |
| 2005 | 1 | 5 |
| 2006 | 3 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 4 |
| 2009 | 2 | 5 |
| 2010 | 1 | 2 |
| 2011 | 7 | 3 |
| 2012 | 1 | 3 |
| 2013 | 0 | 1 |
| 2014 | 1 | 4 |
| 2015 | 3 | 1 |
| 2016 | 1 | 2 |
| 2017 | 1 | 2 |
| 2018 | 2 | 4 |
| 2019 | 4 | 7 |
| 2020 | 7 | 9 |
| 2021 | 11 | 9 |
| 2022 | 7 | 1 |
| 2023 | 2 | 3 |
| 2024 | 2 | 2 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Injection molded screening apparatuses and methods9 Dec 2025US 12,491,537 B2Derrick Corporation
- Screening hopper30 Sep 2025US 12,427,545 B2Ecofill Group Limited
- Modular, pre-tensioned, self-cleaning screening panels19 Aug 2025US 12,390,836 B2Buffalo Wire Works Company, Inc.
- Injection molded screening apparatuses and methods23 Jul 2024US 12,042,822 B2Derrick Corporation
- Screen plate for a separating device for classifying bulk material20 Feb 2024US 11,904,361 B2Wacker Chemie AG
- Vibratory material screens and methods for their use16 Jul 2026US 2026/0199936 A1Univation Technologies, LLC
- Injection molded screening apparatuses and methods3 Oct 2024US 2024/0326095 A1Derrick Corporation
- A screening hopper18 Jul 2024US 2024/0238844 A1Ecofill Group Limited
- Screen plate for a separating device for classifying bulk material5 Oct 2023US 2023/0311165 A1Wacker Chemie AG
- Injection molded screening apparatuses and methods17 Aug 2023US 2023/0256472 A1Derrick Corporation
Most cited
By later US patents
- Undulating screen for vibratory screening machine and method of fabrication thereof101US 5,417,859 ADerrick Manufacturing Corporation · 1995
- Method of fabricating screen for vibratory screening machine89US 5,876,552 ADerrick Manufacturing Corporation · 1999
- Screen assembly for vibrating screening machine88US 5,417,858 ADerrick Manufacturing Corporation · 1995
- Undulating screen for vibratory screening machine and method of fabrication thereof87US 5,958,236 ADerrick Manufacturing Corporation · 1999
- Undulating screen for vibratory screening machine and method of fabrication thereof75US 5,417,793 ADerrick Manufacturing Corporation · 1995