B29C 48/405
Intermeshing co-rotating screws
B29C48/405 (Intermeshing co-rotating screws) appears on 374 US grants and 444 published applications in this corpus.
Search patents in B29C- Granted patents
- 374
- Published applications
- 444
- Assignees
- 259
- Inventors
- 1,089
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 8 | 0 |
| 1995 | 6 | 0 |
| 1996 | 10 | 0 |
| 1997 | 5 | 0 |
| 1998 | 8 | 0 |
| 1999 | 8 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 5 | 15 |
| 2003 | 5 | 12 |
| 2004 | 17 | 12 |
| 2005 | 5 | 18 |
| 2006 | 6 | 8 |
| 2007 | 7 | 14 |
| 2008 | 2 | 13 |
| 2009 | 6 | 25 |
| 2010 | 11 | 30 |
| 2011 | 10 | 31 |
| 2012 | 16 | 32 |
| 2013 | 12 | 27 |
| 2014 | 22 | 29 |
| 2015 | 23 | 26 |
| 2016 | 15 | 21 |
| 2017 | 20 | 21 |
| 2018 | 15 | 13 |
| 2019 | 17 | 12 |
| 2020 | 8 | 17 |
| 2021 | 8 | 13 |
| 2022 | 18 | 12 |
| 2023 | 8 | 16 |
| 2024 | 5 | 10 |
| 2025 | 9 | 9 |
| 2026 | 9 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Extruder comprising a particular arrangement of asymmetrical screw elements on screw shafts2 Jun 2026US 12,643,276 B2Covestro Deutschland AG
- Intermittent extrusion system and extrusion device19 May 2026US 12,629,877 B2Wuyi University
- Method and apparatus of manufacturing resin composite material21 Apr 2026US 12,605,874 B2The Japan Steel Works, Ltd.
- Continuous processor utilizing quantum field micro-variable particle interaction7 Apr 2026US 12,594,538 B2
- Method and apparatus for the production of a rubber compound used for the manufacture of an article made from rubber or a pneumatic tire technical sector31 Mar 2026US 12,589,523 B2
- Screw elements with improved mixing effect and improved heat transfer, and the use of same24 Sep 2026US 2026/0284952 A1Covestro Deutschland AG
- Method and apparatus of manufacturing resin composite material23 Jul 2026US 2026/0208424 A1The Japan Steel Works, Ltd.
- Mixing device and electrode mixing method4 Jun 2026US 2026/0151748 A1Samsung SDI.Co., Ltd.
- Multi-layered biodegradable polymer nanocomposite-based film4 Jun 2026US 2026/0151948 A1Council for Scientific and Industrial Research
- Extruded film containing poly(3-hydroxyalkanoate) resin14 May 2026US 2026/0132286 A1Kaneka Corporation
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
- Thermoplastic closed loop recycling process99US 5,424,013 A1995
- Continuous production of chewing gum using corotating twin screw extruder87US 5,045,325 AWarner-Lambert Company · 1991
- Starch-based, biodegradable packing filler and method of preparing same79US 5,185,382 AKansas State University Research Foundation · 1993