B29C 48/287
Raw material pre-treatment while feeding
Official title: {Raw material pre-treatment while feeding (B29C48/78 takes precedence)}
B29C48/287 (Raw material pre-treatment while feeding) appears on 139 US grants and 201 published applications in this corpus.
Search patents in B29C- Granted patents
- 139
- Published applications
- 201
- Assignees
- 131
- Inventors
- 425
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 4 |
| 2003 | 1 | 3 |
| 2004 | 1 | 4 |
| 2005 | 2 | 4 |
| 2006 | 2 | 5 |
| 2007 | 1 | 5 |
| 2008 | 1 | 7 |
| 2009 | 0 | 8 |
| 2010 | 5 | 6 |
| 2011 | 4 | 7 |
| 2012 | 3 | 10 |
| 2013 | 2 | 16 |
| 2014 | 12 | 21 |
| 2015 | 10 | 10 |
| 2016 | 11 | 7 |
| 2017 | 8 | 11 |
| 2018 | 9 | 13 |
| 2019 | 5 | 12 |
| 2020 | 7 | 11 |
| 2021 | 5 | 6 |
| 2022 | 9 | 4 |
| 2023 | 5 | 2 |
| 2024 | 3 | 10 |
| 2025 | 6 | 9 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Biaxially oriented polyester film and production method therefor16 Jun 2026US 12,655,259 B2Toyobo Co., Ltd.
- Manufacturing method and system of fiber10 Mar 2026US 12,571,132 B2Quann Cheng International Co., Ltd.
- Device for processing material, in particular plastics material24 Feb 2026US 12,558,832 B2PureLoop GesmbH
- Antioxidant addition device and method for 500 kV cross-linked polyethylene insulating material25 Nov 2025US 12,479,145 B2Electric Power Research Institute. China Southern Power Grid
- Polyvinyl alcohol film and preparation method therefor30 Apr 2026US 2026/0117032 A1Anhui Wanwei Advanced Functional Membrane Materials Research Institute Co., Ltd
- Foamed molded body manufacturing method23 Apr 2026US 2026/0109827 A1Kyoraku Co., Ltd.
- Method for manufacturing a peek insulated wire16 Apr 2026US 2026/0106057 A1Tongling Jingda Special Magnet Wire Co., Ltd.
- Method for manufacturing a recycled material composition11 Dec 2025US 2025/0376571 A1SK Chemicals Co., Ltd.
- Extrusion head for additive manufacturing13 Nov 2025US 2025/0345992 A1
Most cited
By later US patents
- Continuous production of pharmaceutical granulation95US 6,499,984 B1Warner-Lambert Company · 2002
- Apparatus for conveying granular plastic material79US 6,379,086 B1Mann & Hummel ProTec GmbH · 2002
- Thermal crystallization of a molten polyester polymer in a fluid70US 7,192,545 B2Eastman Chemical Company · 2007
- Drying-storing apparatus for powdered or granular material and feeding system for powdered or granular material62US 7,703,217 B2Kabushikikaisha Matsui Seisakusho · 2010
- Inline solid state polymerization of pet flakes for manufacturing plastic strap59US 5,886,058 AIllinois Tool Works Inc. · 1999