B29C 2043/3427
Hopper, vessel, chute, tube, conveying screw, for material in discrete form
Official title: {hopper, vessel, chute, tube, conveying screw, for material in discrete form, e.g. particles or powder or fibres}
B29C2043/3427 (Hopper, vessel, chute, tube, conveying screw, for material in discrete form) appears on 17 US grants and 29 published applications in this corpus.
Search patents in B29C- Granted patents
- 17
- Published applications
- 29
- Assignees
- 22
- Inventors
- 64
- Latest grant
- 20 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 1 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 3 |
| 2017 | 2 | 2 |
| 2018 | 2 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 2 | 2 |
| 2022 | 0 | 3 |
| 2023 | 0 | 1 |
| 2024 | 2 | 0 |
| 2025 | 0 | 3 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Powdery-material mixing degree measurement device and compression molding system20 Jan 2026US 12,528,230 B2Kikusui Seisakusho Ltd.
- System for continuously processing pulverulent products24 Sep 2024US 12,097,678 B2Fette Compacting GmbH
- Powder application device for producing stiffening elements from pulverous material2 Apr 2024US 11,945,137 B2Rhenoflex GmbH
- Method and apparatus to produce auxetic foam19 Oct 2021US 11,148,328 B2Auxadyne, LLC
- Method and system for feeding a lubricating or releasing agent to pressing tools of a tablet press6 Apr 2021US 10,967,597 B2Fette Compacting GmbH
- Compression-molding machine9 Jul 2026US 2026/0192495 A1Kikusui Seisakusho Ltd.
- Resin molding apparatus and method for producing resin molded product16 Oct 2025US 2025/0319638 A1Towa Corporation
- Systems and Methods for the Compressing of Graphite7 Aug 2025US 2025/0249624 A1
- Molding apparatus and method19 Jun 2025US 2025/0196406 A1Global Polymer Industries, Inc.
- Methods of manufacturing formaldehyde-free molded products and related parts19 Jan 2023US 2023/0013214 A1
Most cited
By later US patents
- Method for recycling floor coverings16US 7,514,026 B1DZS Inc. · 2009
- Resin-encapsulated type semiconductor packages, and production method and apparatus therefor6US 7,348,220 B2Sumitomo Bakelite Co., Ltd. · 2008
- High density composites comprising reclaimed carpet material5US 9,724,852 B1Columbia Insurance Company · 2017
- Process and apparatus for manufacturing molded parts from granulated plastic materials3US 4,158,540 AGebruder Buhler AG · 1979
- Method and apparatus to produce auxetic foam2US 11,148,328 B2Auxadyne, LLC · 2021