G01N 2333/471
Pregnancy proteins
Official title: Pregnancy proteins, e.g. placenta proteins, alpha-feto-protein, pregnancy specific beta glycoprotein
G01N2333/471 (Pregnancy proteins) appears on 66 US grants and 129 published applications in this corpus.
Search patents in G01N- Granted patents
- 66
- Published applications
- 129
- Assignees
- 76
- Inventors
- 232
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 10 |
| 2007 | 0 | 8 |
| 2008 | 0 | 1 |
| 2009 | 1 | 2 |
| 2010 | 3 | 4 |
| 2011 | 2 | 8 |
| 2012 | 2 | 5 |
| 2013 | 4 | 9 |
| 2014 | 5 | 8 |
| 2015 | 4 | 6 |
| 2016 | 4 | 6 |
| 2017 | 3 | 5 |
| 2018 | 2 | 7 |
| 2019 | 4 | 6 |
| 2020 | 3 | 7 |
| 2021 | 5 | 9 |
| 2022 | 6 | 6 |
| 2023 | 2 | 3 |
| 2024 | 4 | 6 |
| 2025 | 1 | 4 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circulatory biomarkers for placental or fetal health10 Feb 2026US 12,546,786 B2The University of Melbourne
- Biomarker cereblon for diagnosing hepatocellular carcinoma, and novel monoclonal antibody specific thereto4 Nov 2025US 12,461,103 B2The Asan Foundation
- Target substance polymer replica substrate, method for producing same, and method for producing substrate sensor16 Jul 2024US 12,037,430 B2Murata Manufacturing Co., Ltd.
- Lectin-binding substance measurement method, lectin-binding substance measurement kit, and capture carrier for use in these16 Jul 2024US 12,038,440 B2Fujirebio Inc.
- Lectin-binding substance measurement method, lectin-binding substance measurement kit, and blocked labeled lectin for use in these21 May 2024US 11,988,666 B2Fujirebio Inc.
- Novel blood biomarker gulp1 for diagnosing liver cancer and use thereof1 Oct 2026US 2026/0297681 A1Ajou University Industry-Academic Cooperation Foundation
- Methods and compositions for diangosis of ectopic pregnancy10 Sep 2026US 2026/0266840 A1The Trustees of the University of Pennsylvania
- Systems and methods for diagnosing hepatocellular carcinoma based on the detection and interpretation of a panel of micrornas in a subject2 Apr 2026US 2026/0094714 A1City University of Hong Kong
- Disposable Indicator12 Mar 2026US 2026/0072041 A1Ckns, LLC
- Improved assay compositions and methods15 Jan 2026US 2026/0016471 A1Beckman Coulter, Inc.
Most cited
By later US patents
- Heterogeneous binding assay36US 4,656,143 A1987
- Devices and methods for detecting amniotic fluid in vaginal secretions16US 8,114,610 B2N-Dia, Inc. · 2012
- Devices and methods for detecting amniotic fluid in vaginal secretions14US 7,709,272 B2N-Dia, Inc. · 2010
- Trophinin, trophinin-assisting proteins and methods to inhibit implantation12US 6,111,089 AThe Burnham Institute · 2000
- Methods for detecting oncofetal fibronectin9US 7,943,294 B2Hologic, Inc. · 2011