C13K 1/08
Purifying
C13K1/08 (Purifying) appears on 38 US grants and 27 published applications in this corpus.
Search patents in C13K- Granted patents
- 38
- Published applications
- 27
- Assignees
- 32
- Inventors
- 118
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 0 |
| 2003 | 2 | 4 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 0 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 0 | 3 |
| 2018 | 0 | 1 |
| 2019 | 3 | 2 |
| 2020 | 1 | 1 |
| 2021 | 1 | 4 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- System and method for producing a sugar stream using membrane filtration13 Jan 2026US 12,522,881 B2Fluid Quip Technologies, LLC
- System and method for reducing content of 5-hydroxymethylfurfural in high fructose corn syrup1 Jul 2025US 12,344,906 B2Zhejiang Huakang Pharmaceutical Co., Ltd.
- Method for chromatographic purification of viscous loads21 May 2024US 11,987,853 B2Novasep Process Solutions
- Filtration device16 Aug 2022US 11,413,582 B2Toray Industries, Inc.
- Method for producing dietary fiber10 May 2022US 11,326,194 B2Daesang Corporation
- System and method for producing a sugar stream using membrane filtration31 Aug 2023US 2023/0272494 A1Fluid Quip Technologies, LLC
- System and method for reducing content of 5-hydroxymethylfurfural in high fructose corn syrup8 Dec 2022US 2022/0389526 A1Zhejiang Huakang Pharmaceutical Co., Ltd.
- System and method for producing a sugar stream using membrane filtration21 Oct 2021US 2021/0324489 A1Fluid Quip Technologies, LLC
- Method for producing dietary fiber24 Jun 2021US 2021/0189446 A1Daesang Corporation
- Filtration device11 Mar 2021US 2021/0069647 A1Toray Industries, Inc.
Most cited
By later US patents
- Method for recovering an organic compound from solutions39US 5,980,640 AXyrofin Oy · 1999
- Method for recovery of xylose from solutions36US 6,086,681 AXyrofin Oy · 2000
- Carbohydrate refining process and novel enzyme compositions suitable for use therein29US 4,916,064 ACPC International Inc. · 1990
- Method of separation into three components using a simulated moving bed22US 5,556,546 AMitsubishi Kasei Engineering Company · 1996
- Purification of sugar liquors with activated carbon19US 4,502,890 ACalgon Carbon Corporation · 1985