B29C 48/69
Filters or screens for the moulding material
B29C48/69 (Filters or screens for the moulding material) appears on 392 US grants and 332 published applications in this corpus.
Search patents in B29C- Granted patents
- 392
- Published applications
- 332
- Assignees
- 240
- Inventors
- 718
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 6 | 0 |
| 1978 | 3 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 5 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 9 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 2 | 0 |
| 1994 | 6 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 12 | 0 |
| 1998 | 14 | 0 |
| 1999 | 6 | 0 |
| 2000 | 9 | 0 |
| 2001 | 19 | 1 |
| 2002 | 10 | 8 |
| 2003 | 7 | 7 |
| 2004 | 2 | 14 |
| 2005 | 6 | 12 |
| 2006 | 8 | 11 |
| 2007 | 9 | 6 |
| 2008 | 4 | 15 |
| 2009 | 3 | 12 |
| 2010 | 6 | 18 |
| 2011 | 7 | 7 |
| 2012 | 12 | 7 |
| 2013 | 8 | 19 |
| 2014 | 6 | 13 |
| 2015 | 7 | 21 |
| 2016 | 13 | 20 |
| 2017 | 10 | 14 |
| 2018 | 10 | 17 |
| 2019 | 14 | 20 |
| 2020 | 13 | 11 |
| 2021 | 11 | 10 |
| 2022 | 15 | 20 |
| 2023 | 10 | 9 |
| 2024 | 9 | 18 |
| 2025 | 16 | 15 |
| 2026 | 4 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Screw and twin-screw assembly for use in elastomer mixture extruders and associated method for extrusion of elastomer mixtures11 Aug 2026US 12,703,137 B2Pomini Rubber & Plastics S.r.l.
- Filter device for PVC plastic melt for connection to a twin screw extruder and twin screw extruder for PVC processing21 Jul 2026US 12,686,158 B2Gneuss GmbH
- Discharge technology for plastic filters26 May 2026US 12,636,823 B2Ettlinger Kunststoffmaschinen GmbH
- Decorative panel and process for producing a panel26 May 2026US 12,636,866 B2CFL Holding Limited
- Tube, method for producing tube, and method for storing tube25 Nov 2025US 12,480,605 B2Daikin Industries, Ltd.
- Filter assembly3 Sep 2026US 2026/0257414 A1Maag Germany GmbH
- Decorative panel and process for producing a panel27 Aug 2026US 2026/0249597 A1CFL Holding Limited
- Processes for producing upgraded post-consumer recycled polyethylene20 Aug 2026US 2026/0242576 A1Dow Global Technologies LLC
- Component for an extrusion line13 Aug 2026US 2026/0233451 A1Battenfeld-Cincinnati Germany GmbH
- Filter screen, tubular filter and filter device30 Jul 2026US 2026/0216624 A1Maag Ettlinger GmbH
Most cited
By later US patents
- Process and apparatus for forming plastic sheet54US 6,183,829 B2Rohm and Haas Company · 2001
- Low shear free-flow extruder breaker plate48US 5,346,383 ASouthwire Company · 1994
- Method of manufacturing bulked continuous filament44US 9,636,860 B2Mohawk Industries, Inc. · 2017
- Continuous polymer filter37US 4,849,113 A1989
- Screen changer36US 3,962,092 AThe Dow Chemical Company · 1976