A01G 33/00
Cultivation of seaweed or algae
Official title: Cultivation of seaweed {or algae}
A01G33/00 (Cultivation of seaweed or algae) appears on 340 US grants and 597 published applications in this corpus.
Search patents in A01G- Granted patents
- 340
- Published applications
- 597
- Assignees
- 331
- Inventors
- 1,154
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 6 | 2 |
| 2003 | 0 | 2 |
| 2004 | 2 | 1 |
| 2005 | 3 | 3 |
| 2006 | 1 | 1 |
| 2007 | 1 | 4 |
| 2008 | 0 | 7 |
| 2009 | 3 | 13 |
| 2010 | 5 | 26 |
| 2011 | 4 | 41 |
| 2012 | 12 | 27 |
| 2013 | 13 | 28 |
| 2014 | 19 | 40 |
| 2015 | 12 | 23 |
| 2016 | 18 | 28 |
| 2017 | 11 | 32 |
| 2018 | 20 | 21 |
| 2019 | 15 | 24 |
| 2020 | 25 | 38 |
| 2021 | 16 | 47 |
| 2022 | 21 | 34 |
| 2023 | 29 | 40 |
| 2024 | 19 | 47 |
| 2025 | 32 | 37 |
| 2026 | 19 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circular moving layout structure and method for stacked biological culture trays on ground, and pasture plant22 Sep 2026US 12,740,515 B2Qingdao Renjinli Innovation Technology Center (Sole Proprietorship)
- Compositions comprising algae and methods of using same for increasing animal product production30 Jun 2026US 12,667,118 B2Blue Ocean Barns
- Massive CO2 biofixation process and seaweed biomass production with the use of gravels from oil well drilling26 May 2026US 12,637,655 B2Petroleo Brasileiro S.A. - Petrobras
- Open aquatic algae cultivation system with semipermeable liner sections for improved environmental uptake of carbon dioxide12 May 2026US 12,622,371 B2
- Seaweed seeders and methods for using them5 May 2026US 12,616,107 B2Woods Hole Oceanographic Institution
- Fungus cultivation using algal biomass as substrates and methods of use thereof8 Oct 2026US 2026/0305542 A1University of Houston System
- Bioreactor And Method For Culturing Seaweed8 Oct 2026US 2026/0305548 A1Australis Holdings
- Development of genetics-based selection for sporeless kelp1 Oct 2026US 2026/0297611 A1University of Connecticut
- Underwater planting machine, underwater planting system, and underwater planting method27 Aug 2026US 2026/0248064 A1Komatsu Ltd.
- Photobioreactor with light diffraction system27 Aug 2026US 2026/0248078 A1Ignitor LLC
Most cited
By later US patents
- Method and apparatus for extracting carbon dioxide from air125US 7,708,806 B2Global Research Technologies, LLC · 2010
- Method of growing and harvesting microorganisms106US 4,958,460 AAlgae Farms · 1990
- Method of growing plant cells64US 3,955,317 AThe British Petroleum Company p.l.c. · 1976
- Selective destruction of certain algae64US 4,065,875 AUniversity of Delaware · 1978
- Integrated microalgae production and electricity cogeneration60US 5,659,977 ACyanotech Corporation · 1997