B29C 48/57
Provided with kneading disc-like elements
Official title: provided with kneading disc-like elements, e.g. with oval-shaped elements
B29C48/57 (Provided with kneading disc-like elements) appears on 282 US grants and 319 published applications in this corpus.
Search patents in B29C- Granted patents
- 282
- Published applications
- 319
- Assignees
- 177
- Inventors
- 728
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 10 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 10 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 1 |
| 2002 | 4 | 9 |
| 2003 | 1 | 4 |
| 2004 | 4 | 5 |
| 2005 | 2 | 7 |
| 2006 | 6 | 9 |
| 2007 | 6 | 16 |
| 2008 | 0 | 14 |
| 2009 | 7 | 14 |
| 2010 | 10 | 14 |
| 2011 | 2 | 29 |
| 2012 | 12 | 33 |
| 2013 | 9 | 26 |
| 2014 | 19 | 22 |
| 2015 | 28 | 19 |
| 2016 | 20 | 10 |
| 2017 | 12 | 12 |
| 2018 | 8 | 12 |
| 2019 | 8 | 9 |
| 2020 | 9 | 4 |
| 2021 | 9 | 8 |
| 2022 | 11 | 10 |
| 2023 | 9 | 7 |
| 2024 | 5 | 7 |
| 2025 | 10 | 11 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Continuous processor utilizing quantum field micro-variable particle interaction7 Apr 2026US 12,594,538 B2
- Production device for melt-blown non-woven fabric24 Feb 2026US 12,559,872 B2National University Corporation Kanazawa University
- Thermal adhesive laminated oriented film18 Nov 2025US 12,473,464 B2Toyobo Co., Ltd.
- Abnormality detection device for extrusion molding machine7 Oct 2025US 12,434,419 B2National University Corporation Kanazawa University
- Production method for heat-resistant resin composition30 Sep 2025US 12,427,704 B2Denka Company Limited
- Screw elements with improved mixing effect and improved heat transfer, and the use of same24 Sep 2026US 2026/0284952 A1Covestro Deutschland AG
- Extruder10 Sep 2026US 2026/0264306 A1The Japan Steel Works, Ltd.
- Extruder16 Jul 2026US 2026/0200159 A1The Japan Steel Works, Ltd.
- Polymer based composite materials with increased thermal conductivity9 Jul 2026US 2026/0193509 A1Eurotec Muhendislik Plastikleri Sanayi Ve Ticaret Anonim Sirketi
- Polypropylene composition for injection molding30 Apr 2026US 2026/0117054 A1Centre National de la Recherche Scientifique (CNRS)
Most cited
By later US patents
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same148US 5,679,456 AToray Industries, Inc. · 1997
- Fiber reinforced thermoplastic resin structure, process for production of same, and extruder for production of same126US 5,824,410 AToray Industries, Inc. · 1998
- Biodegradable polyester resin composition, preparation method therefor, and foamed article and molded article produced therefrom118US 7,807,773 B2Unitika Ltd. · 2010
- Thermoplastic closed loop recycling process99US 5,424,013 A1995
- Continuous mixing of elastomeric compounds66US 5,158,725 AThe Goodyear Tire & Rubber Company · 1992