A01H 4/005
Methods for micropropagation
Official title: {Methods for micropropagation; Vegetative plant propagation using cell or tissue culture techniques}
A01H4/005 (Methods for micropropagation) appears on 537 US grants and 566 published applications in this corpus.
Search patents in A01H- Granted patents
- 537
- Published applications
- 566
- Assignees
- 348
- Inventors
- 1,379
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 10 | 0 |
| 1995 | 11 | 0 |
| 1996 | 14 | 0 |
| 1997 | 11 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 14 | 0 |
| 2001 | 11 | 4 |
| 2002 | 18 | 24 |
| 2003 | 14 | 33 |
| 2004 | 16 | 29 |
| 2005 | 12 | 35 |
| 2006 | 11 | 16 |
| 2007 | 16 | 15 |
| 2008 | 11 | 18 |
| 2009 | 12 | 20 |
| 2010 | 14 | 18 |
| 2011 | 26 | 21 |
| 2012 | 14 | 19 |
| 2013 | 12 | 26 |
| 2014 | 16 | 13 |
| 2015 | 16 | 20 |
| 2016 | 11 | 19 |
| 2017 | 5 | 21 |
| 2018 | 7 | 31 |
| 2019 | 43 | 28 |
| 2020 | 26 | 26 |
| 2021 | 17 | 22 |
| 2022 | 18 | 27 |
| 2023 | 14 | 25 |
| 2024 | 16 | 22 |
| 2025 | 13 | 17 |
| 2026 | 8 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Stevia extracts8 Sep 2026US 12,727,609 B2PureCircle Sdn Bhd
- Petunia-calibrachoa variety SAKPXC0381 Sep 2026US 12,721,296 B2Sakata Seed Corporation
- Petunia-calibrachoa variety SAKPXC0391 Sep 2026US 12,721,297 B2Sakata Seed Corporation
- Method for producing a composition comprising a 3-O-p-coumaroyl ester of tormentic acid from a plant cell culture, applications thereof as antiparasitic agent for the treatment of trypanosomiasis21 Apr 2026US 12,605,351 B2Luxembourg Institute of Science and Technology
- Standardized plant extract from biomass of in vitro cultures, method for preparation and use thereof17 Feb 2026US 12,553,070 B2INNOVA BM Ltd.
- Edible plant cell culture biomass based on fruit endocarp and/or seed explants and methods of its preparation8 Oct 2026US 2026/0305551 A1
- Promoting regeneration and transformation in plants20 Aug 2026US 2026/0240100 A1KWS SAAT SE & Co. KGaA
- Method to establish an efficient tissue culture system for rapid aquilaria sinensis propagation30 Jul 2026US 2026/0215375 A1EDGENE Biotechnology ( Wuhan ) Co., Ltd.
- AcTEAvator System30 Jul 2026US 2026/0215384 A1The Regents of the University of California
- Method for isolating plant stem cells from plant leaves and the associated cell lines obtained utilising the method23 Jul 2026US 2026/0206702 A1Green Bioactives Limited
Most cited
By later US patents
- Soybean transformation and regeneration methods2,169US 5,968,830 AMississippi State University · 1999
- Genetically engineered duckweed252US 6,040,498 ANorth Caroline State University · 2000
- Zea mays (L.) with capability of long term, highly efficient plant regeneration including fertile transgenic maize plants having a heterologous gene, and their preparation104US 5,767,367 AHoechst Aktiengesellschaft · 1998
- Method for introducing a gene into a plant using an adventitious bud redifferentiation gene under the control of a light-inducible promoter as a selectable marker gene, and vector for introducing a gene into a plant using the same76US 6,294,714 B1Nippon Paper Industries Co., Ltd. · 2001
- Triterpene compositions and methods for use thereof74US 6,444,233 B1Research Development Foundation · 2002