G01N 33/4905
Determining clotting time of blood
Official title: {Determining clotting time of blood (by chemical methods G01N33/86, C12Q1/56)}
G01N33/4905 (Determining clotting time of blood) appears on 730 US grants and 673 published applications in this corpus.
Search patents in G01N- Granted patents
- 730
- Published applications
- 673
- Assignees
- 316
- Inventors
- 1,163
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 6 | 0 |
| 1989 | 5 | 0 |
| 1990 | 6 | 0 |
| 1991 | 9 | 0 |
| 1992 | 10 | 0 |
| 1993 | 9 | 0 |
| 1994 | 17 | 0 |
| 1995 | 6 | 0 |
| 1996 | 11 | 0 |
| 1997 | 19 | 0 |
| 1998 | 17 | 0 |
| 1999 | 14 | 0 |
| 2000 | 18 | 0 |
| 2001 | 11 | 5 |
| 2002 | 8 | 15 |
| 2003 | 13 | 41 |
| 2004 | 11 | 13 |
| 2005 | 7 | 15 |
| 2006 | 9 | 25 |
| 2007 | 18 | 36 |
| 2008 | 15 | 16 |
| 2009 | 11 | 18 |
| 2010 | 17 | 17 |
| 2011 | 21 | 24 |
| 2012 | 14 | 20 |
| 2013 | 28 | 21 |
| 2014 | 22 | 30 |
| 2015 | 25 | 28 |
| 2016 | 23 | 38 |
| 2017 | 16 | 36 |
| 2018 | 28 | 36 |
| 2019 | 29 | 61 |
| 2020 | 38 | 38 |
| 2021 | 41 | 30 |
| 2022 | 28 | 31 |
| 2023 | 26 | 36 |
| 2024 | 33 | 26 |
| 2025 | 23 | 12 |
| 2026 | 14 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for measuring titer of coagulation factor inhibitor25 Aug 2026US 12,716,902 B2Public University Corporation Nara Medical University
- Microfluidic chip-based, universal coagulation assay25 Aug 2026US 12,716,903 B2Perosphere Technologies Inc.
- Method for manufacturing microchip for blood coagulation test11 Aug 2026US 12,702,981 B2ZACROS Corporation
- Automatic analysis device and automatic analysis method30 Jun 2026US 12,669,495 B2Hitachi High-Tech Corporation
- Antibody for neutralizing substance having coagulation factor viii (f.viii) function-substituting activity23 Jun 2026US 12,662,552 B2Chugai Seiyaku Kabushiki Kaisha
- Clinical decision support system8 Oct 2026US 2026/0309696 A1Instrumentation Laboratory Company
- A microfluidic device and a method of forming thereof20 Aug 2026US 2026/0242710 A1
- Devices and methods for clot burst pressure measurement6 Aug 2026US 2026/0227379 A1Board of Regents, The University of Texas System
- Blood processing module for automatic blood viscosity measuring device25 Jun 2026US 2026/0177573 A1Industrial Cooperation Foundation Jeonbuk National University
- Method for estimating cause of prolongation of blood clotting time, and information processing device1 Jan 2026US 2026/0002877 A1Hitachi High-Tech Corporation
Most cited
By later US patents
- Tissue penetration device1,208US 7,025,774 B2Pelikan Technologies, Inc. · 2006
- Method and apparatus for penetrating tissue956US 7,547,287 B2Pelikan Technologies, Inc. · 2009
- Capillary flow device951US 4,963,498 ABiotrack, Inc. · 1990
- Sampling module device and method756US 7,041,068 B2Pelikan Technologies, Inc. · 2006
- Capillary flow device522US 4,756,884 ABiotrack, Inc. · 1988