B30B 11/248
Means preventing the material from turning with the screw or returning towards
Official title: {Means preventing the material from turning with the screw or returning towards the feed hopper}
B30B11/248 (Means preventing the material from turning with the screw or returning towards) appears on 18 US grants and 3 published applications in this corpus.
Search patents in B30B- Granted patents
- 18
- Published applications
- 3
- Assignees
- 12
- Inventors
- 38
- Latest grant
- 3 Nov 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
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- Feeding apparatus and method in spiral engagement of extruder9 Oct 2001US 6,299,340 B1
- Self-propelled waste collection vehicle23 Jun 1998US 5,768,744 A
- Compactor with expanding and contracting nozzle18 Mar 1997US 5,611,268 A
- Pin extruder24 May 2018US 2018/0141258 A1Troester GmbH & Co. KG
- Device for deformational processing of materials (variants)7 Dec 2017US 2017/0348890 A1Obshchestvo s ogranichennoy otvetstvennostyu "Avtoklavy vysokogo davleniya i temperatury"
- Screw extruder for continuous extrusion of materials with high viscosity11 Nov 2010US 2010/0285165 A1Norsk Hydro ASA
Most cited
By later US patents
- Compactor with expanding and contracting nozzle44US 5,611,268 A1997
- Screw extruder for the production of an expanded dry feed for foodstuff31US 4,039,168 AMachinefabriek Lalesse · 1977
- Method and apparatus for mixing viscous materials28US 4,199,263 AUniroyal, Inc. · 1980
- Method and apparatus for mixing viscous materials22US 4,178,104 AUniroyal, Inc. · 1979
- Method and apparatus for continuous pumping of compressible solids against high pressures19US 4,415,336 AStandard Oil Company (Indiana) · 1983