A01D 44/00
Harvesting of underwater plants
Official title: Harvesting of underwater plants, e.g. harvesting of seaweed
A01D44/00 (Harvesting of underwater plants) appears on 162 US grants and 130 published applications in this corpus.
Search patents in A01D- Granted patents
- 162
- Published applications
- 130
- Assignees
- 71
- Inventors
- 299
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 4 |
| 2003 | 2 | 7 |
| 2004 | 6 | 1 |
| 2005 | 4 | 6 |
| 2006 | 4 | 4 |
| 2007 | 0 | 4 |
| 2008 | 1 | 1 |
| 2009 | 3 | 4 |
| 2010 | 2 | 8 |
| 2011 | 4 | 4 |
| 2012 | 3 | 5 |
| 2013 | 4 | 3 |
| 2014 | 3 | 8 |
| 2015 | 3 | 5 |
| 2016 | 5 | 4 |
| 2017 | 3 | 4 |
| 2018 | 3 | 4 |
| 2019 | 2 | 4 |
| 2020 | 4 | 8 |
| 2021 | 6 | 8 |
| 2022 | 5 | 10 |
| 2023 | 4 | 8 |
| 2024 | 7 | 10 |
| 2025 | 3 | 5 |
| 2026 | 6 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for aquatic plant harvesting4 Aug 2026US 12,696,843 B242Farms, LLC
- Seaweed seeders and methods for using them5 May 2026US 12,616,107 B2Woods Hole Oceanographic Institution
- Multi-functional automated robotic system for aquaculture14 Apr 2026US 12,599,277 B2Pure Biomass Inc.
- Automated growth system for floating aquatic plants and method7 Apr 2026US 12,593,764 B2Rutgers, The State University of New Jersey
- Method and system for computer-assisted harvesting10 Mar 2026US 12,568,883 B242Farms, LLC
- A method and vessel for carbon sequestration23 Oct 2025US 2025/0326668 A1Seaweed Generation Ltd
- System and method for aquatic plant harvesting3 Jul 2025US 2025/0212729 A1FYTO, Inc.
- Adjustable harvester systems and methods for use in liquid environments5 Jun 2025US 2025/0176465 A1Eddy Pump Corporation
- Seaweed seeders and methods for using them8 May 2025US 2025/0143242 A1Woods Hole Oceanographic Institution
- Automated Growth System for Floating Aquatic Plants and Method23 Jan 2025US 2025/0024800 A1Rutgers, The State University of New Jersey
Most cited
By later US patents
- Inshore submersible amphibious machines49US 4,713,896 A1987
- Floating apparatus for weeding and dredging waterways39US 4,070,978 A1978
- Method and apparatus for harvesting aquatic plants29US 5,197,263 AThe Lemna Corporation · 1993
- Retrieval mechanism for an underwater vehicle24US 7,051,664 B22006
- Aquatic weed cutter21US 4,196,566 A1980