G01N 2291/0256
Adsorption, desorption, surface mass change
Official title: Adsorption, desorption, surface mass change, e.g. on biosensors
G01N2291/0256 (Adsorption, desorption, surface mass change) appears on 983 US grants and 1,035 published applications in this corpus.
Search patents in G01N- Granted patents
- 983
- Published applications
- 1,035
- Assignees
- 547
- Inventors
- 2,190
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 7 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 10 | 0 |
| 1994 | 8 | 0 |
| 1995 | 12 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 16 | 0 |
| 2000 | 16 | 0 |
| 2001 | 23 | 4 |
| 2002 | 21 | 20 |
| 2003 | 21 | 34 |
| 2004 | 12 | 36 |
| 2005 | 30 | 51 |
| 2006 | 29 | 68 |
| 2007 | 39 | 56 |
| 2008 | 31 | 49 |
| 2009 | 34 | 52 |
| 2010 | 42 | 67 |
| 2011 | 40 | 41 |
| 2012 | 45 | 43 |
| 2013 | 48 | 25 |
| 2014 | 28 | 34 |
| 2015 | 28 | 37 |
| 2016 | 22 | 29 |
| 2017 | 32 | 47 |
| 2018 | 27 | 46 |
| 2019 | 41 | 46 |
| 2020 | 42 | 51 |
| 2021 | 36 | 45 |
| 2022 | 49 | 46 |
| 2023 | 33 | 43 |
| 2024 | 41 | 34 |
| 2025 | 31 | 22 |
| 2026 | 16 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Interconnect device and module using same7 Jul 2026US 12,676,434 B2Zomedica Biotechnologies LLC
- Real-time prediction of tissue fixation time23 Jun 2026US 12,663,401 B2Ventana Medical Systems, Inc.
- Molecular sensor and molecular detection apparatus28 Apr 2026US 12,613,222 B2Kabushiki Kaisha Toshiba
- Resonator structure for mass sensing7 Apr 2026US 12,596,102 B2Qorvo US, Inc.
- Fluidic channels including conductivity sensor and methods of use thereof24 Mar 2026US 12,582,981 B2Zomedica Biotechnologies LLC
- Gas sensing sytem and method6 Aug 2026US 2026/0227363 A1Nditive3D Inc.
- Fluidic channels including conductivity sensor and methods of use thereof23 Jul 2026US 2026/0208182 A1
- Sensor for detecting biomarkers in a fluid sample and methods of use23 Jul 2026US 2026/0210963 A1
- Chemical sensor and measurement apparatus2 Jul 2026US 2026/0185975 A1Yokogawa Electric Corporation
- Sensing device30 Apr 2026US 2026/0118319 A1TXC Corporation
Most cited
By later US patents
- Microfabricated reactor427US 5,639,423 AThe Regents of the University of Calfornia · 1997
- Microfabricated reactor293US 5,674,742 AThe Regents of the University of California · 1997
- Sensor arrangement having sensor array provided on upper portion of a container261US 7,387,010 B2Smiths Detection Inc. · 2008
- Microfabricated reactor241US 5,646,039 AThe Regents of the University of California · 1997
- Thin film resonant chemical sensor with resonant acoustic isolator240US 5,936,150 ARockwell Science Center, Inc. · 1999