A01H 1/023
Male sterility
Official title: {Male sterility}
A01H1/023 (Male sterility) appears on 131 US grants and 133 published applications in this corpus.
Search patents in A01H- Granted patents
- 131
- Published applications
- 133
- Assignees
- 101
- Inventors
- 357
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 6 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 4 |
| 2008 | 0 | 3 |
| 2009 | 1 | 1 |
| 2010 | 1 | 4 |
| 2011 | 5 | 6 |
| 2012 | 4 | 3 |
| 2013 | 2 | 5 |
| 2014 | 1 | 0 |
| 2015 | 2 | 9 |
| 2016 | 4 | 11 |
| 2017 | 2 | 5 |
| 2018 | 12 | 11 |
| 2019 | 6 | 11 |
| 2020 | 8 | 3 |
| 2021 | 9 | 13 |
| 2022 | 3 | 8 |
| 2023 | 10 | 4 |
| 2024 | 7 | 15 |
| 2025 | 6 | 6 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Albugo-candida-resistant brassica oleracea plants1 Sep 2026US 12,721,291 B2Bejo Zaden B.V.
- Chlorosis resistant cytoplasmic male sterile Brassica plants28 Jul 2026US 12,690,533 B2Enza Zaden Beheer B. V.
- Sorghum cytoplasmic male sterility markers and loci2 Jun 2026US 12,644,160 B2Pioneer Hi-Bred International, Inc.
- Intelligent genetic breeding and seed production system for crop cross breeding and hybrid seed production, and application thereof6 Jan 2026US 12,516,346 B2Hainan Bolian Technology Co., Ltd.
- Oilseed crop seed production16 Dec 2025US 12,495,748 B2
- Propogation method using clonal seeds30 Apr 2026US 2026/0114394 A1Rev Genomics, Inc.
- Method for barley hybrid seed production2 Apr 2026US 2026/0092334 A1KWS SAAT SE & Co. KGaA
- Brassica cytoplasmic male sterility (cms) fertility restorer nucleic acids, markers, methods, and zygosity assays19 Mar 2026US 2026/0076322 A1Pioneer Hi-Bred International, Inc.
- Method for breeding recessive genetic male sterile line of sporophyte29 Jan 2026US 2026/0026446 A1Yunnan University
- Use of paired genes in hybrid breeding25 Dec 2025US 2025/0386788 A1KWS SAAT SE & Co. KGaA
Most cited
By later US patents
- Hybridization using cytoplasmic male sterility, cytoplasmic herbicide tolerance, and herbicide tolerance from nuclear genes2,792US 4,658,085 AUniversity of Guelph · 1987
- Hybridization process utilizing a combination of cytoplasmic male sterility and herbicide tolerance721US 4,517,763 AUniversity of Guelph · 1985
- Hybridization using cytoplasmic male sterility and herbicide tolerance from nuclear genes709US 4,658,084 AUniversity of Guelph · 1987
- Genic male-sterile maize127US 4,654,465 AAgracetus, Inc. · 1987
- Process for transferring cytoplasmic elements in Brassica, and products thereof113US 4,751,347 AAllelix Inc. · 1988