C12P 19/06
Xanthan, i.e. xanthomonas-type heteropolysaccharides
Official title: Xanthan, i.e. Xanthomonas-type heteropolysaccharides
C12P19/06 (Xanthan, i.e. xanthomonas-type heteropolysaccharides) appears on 127 US grants and 33 published applications in this corpus.
Search patents in C12P- Granted patents
- 127
- Published applications
- 33
- Assignees
- 67
- Inventors
- 181
- Latest grant
- 31 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 1 | 0 |
| 1981 | 11 | 0 |
| 1982 | 8 | 0 |
| 1983 | 10 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 5 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 2 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 3 |
| 2010 | 4 | 2 |
| 2011 | 5 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 3 |
| 2014 | 1 | 0 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 0 | 0 |
| 2018 | 2 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sanxan gum synthetic strain-Sphingomonas sp. with a molecular marker and application thereof in Sanxan gum preparation31 Aug 2021US 11,104,879 B1Hebei Xinhe Biochemical Co., Ltd.
- Compositions comprising and methods of making bio-polymers11 May 2021US 11,001,746 B2Geo Fossil Fuels, LLC
- Microbial enhanced oil recovery method12 Mar 2019US 10,227,853 B2Geo Fossil Fuels, LLC
- Modified organisms for producing gums27 Mar 2018US 9,926,527 B2CP Kelco U.S., Inc.
- Microbial enhanced oil recovery method16 Jan 2018US 9,869,166 B2Geo Fossil Fuels, LLC
- Xanthomonas campestris strain with high production of temperature-resistant and rapid-dissolving xanthan gum and use thereof13 Aug 2026US 2026/0234680 A1Inner Mongolia University of Technology
- Xanthomonas campestris for fermentative production of transparent xanthan gum and use thereof27 Nov 2025US 2025/0361539 A1Inner Mongolia University of Technology
- Scalable process for on-site biopolymer production for enhanced oil recovery projects5 Dec 2024US 2024/0401098 A1Interenergy Argentina S.A.
- Enzymes and microbes for xanthan gum processing25 Jan 2024US 2024/0026406 A1Norwegian University of Life Sciences
- Enzyme compositions and methods of making them26 Jan 2023US 2023/0024614 A1Clara Foods Co.
Most cited
By later US patents
- Concentrated xanthan gum solutions91US 4,299,825 ACelanese Corporation · 1981
- Clarification of xanthan gum66US 4,010,071 AMerck & Co., Inc. · 1977
- Polymer solutions for use in oil recovery containing a complexing agent for multivalentions49US 4,265,673 ATalres Development (N.A.) N.V. · 1981
- Treatment of xanthan gum to improve clarity28US 4,135,979 AMerck & Co., Inc. · 1979
- Polysaccharide polymer made by xanthomonas26US 4,713,449 AGetty Scientific Development Company · 1987