B29C 48/67
Having incorporated mixing devices not provided for in groups b29c48/52 - b29c48/66
Official title: having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
B29C48/67 (Having incorporated mixing devices not provided for in groups b29c48/52 - b29c48/66) appears on 228 US grants and 203 published applications in this corpus.
Search patents in B29C- Granted patents
- 228
- Published applications
- 203
- Assignees
- 164
- Inventors
- 513
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 6 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 0 |
| 2003 | 4 | 2 |
| 2004 | 2 | 4 |
| 2005 | 2 | 3 |
| 2006 | 2 | 3 |
| 2007 | 3 | 8 |
| 2008 | 1 | 5 |
| 2009 | 1 | 8 |
| 2010 | 3 | 10 |
| 2011 | 5 | 5 |
| 2012 | 4 | 13 |
| 2013 | 3 | 12 |
| 2014 | 6 | 19 |
| 2015 | 14 | 15 |
| 2016 | 11 | 8 |
| 2017 | 14 | 17 |
| 2018 | 8 | 11 |
| 2019 | 7 | 10 |
| 2020 | 5 | 8 |
| 2021 | 11 | 8 |
| 2022 | 14 | 7 |
| 2023 | 8 | 6 |
| 2024 | 4 | 11 |
| 2025 | 3 | 6 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Screw for direct molding, injection molding apparatus, and kneading piece12 May 2026US 12,623,384 B2The Japan Steel Works, Ltd.
- Extrusion technique for forming polymer preforms, and tube-forming technique21 Apr 2026US 12,605,873 B2Kautex Maschinenbau System GmbH
- Foamable cellulose acetate compositions, foams and foam articles formed therefrom21 Apr 2026US 12,606,694 B2Eastman Chemical Company
- 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
- In situ exfoliation method to fabricate a graphene-reinforced polymer matrix composite4 Nov 2025US 12,460,064 B2Rutgers, The State University of New Jersey
- Foamable cellulose acetate compositions, foams and foam articles formed therefrom4 Jun 2026US 2026/0152627 A1Eastman Chemical Company
- Extruder-mixer5 Feb 2026US 2026/0034524 A1BB Engineering GmbH
- In Situ Exfoliation Method to Fabricate a Graphene-Reinforced Polymer Matrix Composite5 Feb 2026US 2026/0035540 A1Rutgers, The State University of New Jersey
- Method for Producing Resin Composition20 Nov 2025US 2025/0353974 A1Asahi Kasei Kabushiki Kaisha
- Screw for direct molding, injection molding apparatus, and kneading piece6 Nov 2025US 2025/0340003 A1The Japan Steel Works, Ltd.
Most cited
By later US patents
- Starch-based, biodegradable packing filler and method of preparing same79US 5,185,382 AKansas State University Research Foundation · 1993
- Apparatus for plasticizing and extruding plastic material64US 4,289,409 AHermann Berstorff Maschinenbau GmbH · 1981
- Screw extruder for processing rubber or plastics material61US 4,192,617 AHermann Berstorff Maschinenbau GmbH · 1980
- Apparatus for producing organic filler-blended resin compositions53US 4,708,623 AChisso Corporation · 1987
- Thermally conductive plastic compositions, extrusion apparatus and methods for making thermally conductive plastics39US 8,946,333 B2Momentive Performance Materials Inc. · 2015