C13B 20/10
Using sulfur dioxide or sulfites
Official title: using sulfur dioxide or sulfites
C13B20/10 (Using sulfur dioxide or sulfites) appears on 5 US grants and 6 published applications in this corpus.
Search patents in C13B- Granted patents
- 5
- Published applications
- 6
- Assignees
- 4
- Inventors
- 6
- Latest grant
- 22 May 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 1 | 0 |
By publication year.
Recent patents
- Purification processes22 May 2018US 9,976,193 B2T&L Sugars Limited
- Method and composition for reducing the color of sugar7 Mar 2017US 9,587,285 B2
- System to produce sugar from plant materials27 Feb 2007US 7,182,818 B2Nalco Company
- Method of reducing materials contained in juice19 Dec 2006US 7,150,793 B2Nalco Company
- System to produce sugar from plant materials2 Dec 2003US 6,656,287 B2CO2 Solutions Inc.
- Novel purification processes17 Nov 2016US 2016/0333429 A1T&L Sugars Limited
- Method and composition for reducing the color of sugar19 Sep 2013US 2013/0239953 A1
- Method for Obtaining White Sugar from Cane Juice30 Aug 2012US 2012/0216799 A1
- System to produce sugar from plant materials11 Aug 2005US 2005/0175750 A1Nalco Company
- Method of reducing materials contained in juice3 Jun 2004US 2004/0105924 A1CO2 Solutions Inc.
Most cited
By later US patents