B29C 48/468
Cavity transfer mixing devices, i.e. a roller and surrounding barrel both provided
Official title: {Cavity transfer mixing devices, i.e. a roller and surrounding barrel both provided with cavities; Barrels and rollers therefor}
B29C48/468 (Cavity transfer mixing devices, i.e. a roller and surrounding barrel both provided) appears on 44 US grants and 20 published applications in this corpus.
Search patents in B29C- Granted patents
- 44
- Published applications
- 20
- Assignees
- 31
- Inventors
- 80
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 8 | 0 |
| 2002 | 1 | 2 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 5 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 0 | 0 |
| 2017 | 0 | 2 |
| 2018 | 0 | 0 |
| 2019 | 0 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Complex forming device for producing a complex product from non-protruding rubber layers10 Jun 2025US 12,325,169 B2Compagnie Generale Des Etablissements Michelin
- Biaxially stretched porous film19 Oct 2021US 11,148,347 B2Kimberly-Clark Worldwide, Inc.
- Cam die coating systems5 Jan 2021US 10,882,068 B23M Innovative Properties Company
- Fluoropolymer resin treatment employing melt extrusion and exposure to oxygen source to reduce discoloration3 Nov 2015US 9,175,110 B2The Chemours Company Fc, LLC
- Employing pretreatment and fluorination of fluoropolymer resin to reduce discoloration22 Jul 2014US 8,785,560 B2E. I. Du Pont de Nemours and Company
- Extrusion device for producing a product based on a rubber mixture11 Jan 2024US 2024/0009910 A1Compagnie Generale Des Etablissements Michelin
- Complex forming device for producing a complex product from non-protruding rubber layers21 Dec 2023US 2023/0405907 A1Compagnie Generale Des Etablissements Michelin
- Cam die coating systems18 Jul 2019US 2019/0217324 A13M Innovative Properties Company
- Biaxially Stretched Porous Film26 Oct 2017US 2017/0305061 A1Kimberly-Clark Worldwide, Inc.
- Nozzle for an extruder with variable flow control31 Aug 2017US 2017/0246788 A1Compagnie Generale Des Etablissements Michelin
Most cited
By later US patents
- Oriented polymeric products67US 6,053,214 AUponor N.V. · 2000
- Mixing apparatus53US 4,128,342 ABarmag Barmer Maschinenfabrik AG · 1978
- Screw apparatus and method for supplying reinforcing fiber-containing molten resin using the apparatus45US 5,653,534 ASumitomo Chemical Company, Limited · 1997
- Method and apparatus for production of foamed thermoplastic material32US 4,746,478 ASekisui Kaseihin Kogyo Kabushiki Kaisha · 1988
- Process for the short-time treatment of a plastic melt with a liquid treatment agent and the plastic thus produced32US 5,548,033 ARoehm GmbH Chemische Fabrik · 1996