B29C 2948/92333
Raw material handling or dosing
Official title: Raw material handling or dosing, e.g. active hopper or feeding device
B29C2948/92333 (Raw material handling or dosing) appears on 71 US grants and 70 published applications in this corpus.
Search patents in B29C- Granted patents
- 71
- Published applications
- 70
- Assignees
- 69
- Inventors
- 222
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 4 | 3 |
| 2003 | 2 | 0 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 2 | 1 |
| 2008 | 3 | 4 |
| 2009 | 0 | 0 |
| 2010 | 1 | 4 |
| 2011 | 2 | 2 |
| 2012 | 1 | 4 |
| 2013 | 2 | 4 |
| 2014 | 4 | 3 |
| 2015 | 2 | 3 |
| 2016 | 3 | 3 |
| 2017 | 0 | 5 |
| 2018 | 3 | 10 |
| 2019 | 3 | 1 |
| 2020 | 2 | 3 |
| 2021 | 4 | 1 |
| 2022 | 7 | 3 |
| 2023 | 3 | 2 |
| 2024 | 3 | 3 |
| 2025 | 2 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Granulation method and device for crosslinked polyethylene cable insulating material having voltage grade of 500 kV or more23 Jun 2026US 12,661,840 B2Electric Power Research Institute. China Southern Power Grid
- Systems and methods for manufacturing colored product25 Nov 2025US 12,480,232 B1Columbia Insurance Company
- Method of increasing bubble stability of a polyethylene resin17 Jun 2025US 12,330,362 B2Univation Technologies, LLC
- Self-cleaning gravimetric and volumetric dosing apparatuses23 Jul 2024US 12,042,956 B2Ampacet Corporation
- Systems and methods for manufacturing colored product14 May 2024US 11,981,065 B1Columbia Insurance Company
- Nozzle design and temperature-controlled dispense mechanism for 1k polyurethane adhesives20 Aug 2026US 2026/0241627 A1GM Global Technology Operations LLC
- Granulation method and device for crosslinked polyethylene cable insulating material having voltage grade of 500 kv or more1 Jan 2026US 2026/0001264 A1Electric Power Research Institute. China Southern Power Grid
- Wet masterbatch production line based on high-speed impinging stream reaction20 Nov 2025US 2025/0353235 A1Qingdao Heimao New Material Research Institute Co., Ltd.
- Fiber-reinforced resin sheet and method for manufacturing same26 Jun 2025US 2025/0206898 A1Mitsui Chemicals, Inc.
- Film blowing machine and method for producing a film web27 Mar 2025US 2025/0100199 A1Reifenhauser GmbH & Co. Maschinenfabrik
Most cited
By later US patents
- Apparatus and methods for feeding a substantially uniform quantity of a mixture of materials having variable individual densities76US 5,261,743 AHydreclaim Corporation · 1993
- Viscosity pump for extrusion-based deposition systems65US 7,891,964 B2Stratasys, Inc. · 2011
- Method of preparing a mixture for making extruded resin articles61US 4,012,348 AJohns Manville · 1977
- Blowing agent metering system58US 6,616,434 B1Trexel, Inc. · 2003
- Method and apparatus for regulating the level of a mixture of flowable material in a container45US 5,127,450 AWindmoller & Holscher · 1992