C08B 37/0042
Carragenan or carragen, i.e. d-galactose and 3,6-anhydro-d-galactose, both partially sulfated
Official title: {Carragenan or carragen, i.e. D-galactose and 3,6-anhydro-D-galactose, both partially sulfated, e.g. from red algae Chondrus crispus or Gigantia stellata; kappa-Carragenan; iota-Carragenan; lambda-Carragenan; Derivatives thereof}
C08B37/0042 (Carragenan or carragen, i.e. d-galactose and 3,6-anhydro-d-galactose, both partially sulfated) appears on 63 US grants and 85 published applications in this corpus.
Search patents in C08B- Granted patents
- 63
- Published applications
- 85
- Assignees
- 64
- Inventors
- 213
- Latest grant
- 19 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 8 |
| 2006 | 2 | 3 |
| 2007 | 1 | 2 |
| 2008 | 0 | 9 |
| 2009 | 2 | 3 |
| 2010 | 2 | 4 |
| 2011 | 1 | 2 |
| 2012 | 3 | 4 |
| 2013 | 3 | 2 |
| 2014 | 4 | 7 |
| 2015 | 1 | 4 |
| 2016 | 2 | 2 |
| 2017 | 4 | 1 |
| 2018 | 2 | 3 |
| 2019 | 2 | 6 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 4 | 3 |
| 2023 | 1 | 2 |
| 2024 | 2 | 3 |
| 2025 | 4 | 4 |
| 2026 | 0 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon-negative bioplastic19 Aug 2025US 12,391,773 B2Charlotte Mccurdy Research LLC
- Carrageenan derivative, probe for labelling macrophages, and method for preparing same6 May 2025US 12,291,583 B2Korea University Research and Business Foundation
- Preparation method of edible and biodegradable tableware18 Feb 2025US 12,226,034 B2Qingdao Agricultural University
- Adhesive cell tissue gels7 Jan 2025US 12,186,397 B2National Cheng Kung University
- Capsule containing beverage powder, in particular for preparing brewed coffee13 Aug 2024US 12,059,008 B2Swiss Coffee Innovation AG
- Process for crosslinking polysaccharides in a concentrated aqueous-organic medium – detergent formulations comprising same9 Jul 2026US 2026/0193569 A1Societe D' Exploitation De Produits Pour Les Industries Chimiques Seppic
- Marine polysaccharide networks2 Apr 2026US 2026/0092128 A1Albert-Ludwigs-University of Freiburg
- Skin tightening and smoothing personal care products26 Jun 2025US 2025/0205144 A1Cargill, Incorporated
- Adhesive cell tissue gels1 May 2025US 2025/0135008 A1National Cheng Kung University
- Capsule containing beverage powder, in particular for preparing brewed coffee13 Mar 2025US 2025/0081982 A1Swiss Coffee Innovation AG
Most cited
By later US patents
- Active substance-containing multi-layer film of hydrophilic polymers crosslinked in situ71US 6,780,504 B2Gruenenthal GmbH · 2004
- Production of carrageenan and carrageenan products35US 7,189,843 B2FMC Corporation · 2007
- Cold ionizing radiation sterilization25US 8,653,319 B2Medtronic, Inc. · 2014
- Process for the extraction of soluble polysaccharides21US 5,627,269 AHercules Incorporated · 1997
- Modified extractive of Eucheuma cottonii seaweed and composition containing same17US 4,443,486 AFMC Corporation · 1984