A61K 36/04
Rhodophycota or rhodophyta
Official title: Rhodophycota or rhodophyta (red algae), e.g. Porphyra
A61K36/04 (Rhodophycota or rhodophyta) appears on 110 US grants and 204 published applications in this corpus.
Search patents in A61K- Granted patents
- 110
- Published applications
- 204
- Assignees
- 138
- Inventors
- 407
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 7 | 8 |
| 2003 | 1 | 6 |
| 2004 | 2 | 11 |
| 2005 | 2 | 7 |
| 2006 | 1 | 2 |
| 2007 | 1 | 7 |
| 2008 | 0 | 4 |
| 2009 | 1 | 2 |
| 2010 | 1 | 5 |
| 2011 | 4 | 7 |
| 2012 | 4 | 5 |
| 2013 | 5 | 5 |
| 2014 | 3 | 3 |
| 2015 | 2 | 3 |
| 2016 | 0 | 9 |
| 2017 | 4 | 6 |
| 2018 | 3 | 8 |
| 2019 | 8 | 18 |
| 2020 | 7 | 13 |
| 2021 | 11 | 13 |
| 2022 | 7 | 14 |
| 2023 | 7 | 14 |
| 2024 | 9 | 14 |
| 2025 | 4 | 8 |
| 2026 | 3 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Drug delivery composition26 May 2026US 12,636,258 B2Japan Science and Technology Agency
- Method for enriching a biomass with proteins28 Apr 2026US 12,612,592 B2Fermentalg
- Antiproliferative effect of agarophyton chilensis extract in prostate cancer17 Mar 2026US 12,576,120 B2Universidad AndréS Bello
- Pharmaceutical composition or health food for treating and/or alleviating nervous diseases7 Oct 2025US 12,433,924 B2Industrial Technology Research Institute
- Methods of inhibiting cancer growth and inhibiting viral infections22 Jul 2025US 12,364,725 B2Infinitum Health, LLC
- Irritation relieving agent, method for producing the same, and external skin preparation24 Sep 2026US 2026/0284101 A1Refine Holdings Co., Ltd.
- Method for degrading glycogen present in a biomass of galdieria24 Sep 2026US 2026/0286281 A1
- Method for enriching a biomass with proteins6 Aug 2026US 2026/0226400 A1Fermentalg
- Phlorotannins and alpha-fucans to treat type 2 diabetes mellitus30 Jul 2026US 2026/0216234 A1Bioatlantis Limited
- Intestinal environment-improving agent23 Jul 2026US 2026/0207691 A1Galdieria Co., Ltd.
Most cited
By later US patents
- Process for producing a naturally-derived carotene/oil composition by direct extraction from algae51US 4,680,314 AMicrobio Resources, Inc. · 1987
- Seaweed supplement diet for enhancing immune response in mammals and poultry28US 6,338,856 B12002
- Polysaccharides and antiviral drugs containing the same as active ingredient20US 5,089,481 AKureha Kagaku Kogyo Kabushiki Kaisha · 1992
- Microalgae-derived compositions for improving the health and appearance of skin16US 8,277,849 B2Solazyme, Inc. · 2012
- Microalgae-derived compositions for improving the health and appearance of skin14US 8,932,652 B2Solazyme, Inc. · 2015