G01N 33/5764
Hepatitis b surface antigen
Official title: {Hepatitis B surface antigen}
G01N33/5764 (Hepatitis b surface antigen) appears on 56 US grants and 40 published applications in this corpus.
Search patents in G01N- Granted patents
- 56
- Published applications
- 40
- Assignees
- 49
- Inventors
- 200
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 6 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 1 |
| 2002 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 1 |
| 2009 | 2 | 2 |
| 2010 | 0 | 4 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 1 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 0 | 3 |
| 2019 | 1 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 3 |
| 2022 | 3 | 2 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 3 | 4 |
By publication year. Applications have been published since 2001.
Recent patents
- Kit of in vitro quantifying large surface protein of hepatitis B virus (HBV), biomarker set for analyzing phases of HBV infection and hepatoma prognosis, and set of monoclonal antibodies for predicting, diagnosing or treating chronic liver disease14 Oct 2025US 12,442,821 B2National Cheng Kung University
- Anti-hepatitis B virus antibody and uses thereof9 Sep 2025US 12,410,239 B2Xiamen University
- HBV diagnostic, prognostic, and therapeutic methods and products25 Feb 2025US 12,235,273 B2Abbott Laboratories
- Method for efficiently inducing antibody, antibody and detection system for hepatitis virus7 Feb 2023US 11,571,473 B2National Institute of Advanced Industrial
- Kit and method for quantitative detection of HBsAg3 Jan 2023US 11,543,413 B2Xiamen Innodx Biotech Co., Ltd
- Method for producing particle for immunoassay for detecting anti-hbs antibody, and particle obtained by the production method7 Aug 2025US 2025/0251398 A1Canon Kabushiki Kaisha
- Hbv diagnostic, prognostic, and therapeutic methods and products26 Jun 2025US 2025/0208140 A1Abbott Laboratories
- Method for measuring glycosylated surface antigen protein of hbv5 Jun 2025US 2025/0180567 A1RCMG Inc.
- Epitope peptide and antibody for treating hbv infection and related diseases27 Mar 2025US 2025/0101083 A1Xiamen University
- Human antibody specifically binding to binding site of hepatocyte receptor of hepatitis b virus pres1 antigen, and use thereof1 Aug 2024US 2024/0254200 A1ApitBio, Inc
Most cited
By later US patents
- Solid-phase analytical device and method for using same173US 4,916,056 AAbbott Laboratories · 1990
- Method and apparatus for heterogeneous chemiluminescence assay146US 5,089,424 AAbbott Laboratories · 1992
- Solid-phase analytical device and method for using same142US 5,160,701 AAbbott Laboratories · 1992
- Solid phase analytical device and method for using same91US 5,149,622 AAbbott Laboratories · 1992
- Solid-phase analytical device and method for using same75US 5,008,080 AAbbott Laboratories · 1991