G01N 21/554
Detecting the surface plasmon resonance of nanostructured metals
Official title: {detecting the surface plasmon resonance of nanostructured metals, e.g. localised surface plasmon resonance}
G01N21/554 (Detecting the surface plasmon resonance of nanostructured metals) appears on 596 US grants and 912 published applications in this corpus.
Search patents in G01N- Granted patents
- 596
- Published applications
- 912
- Assignees
- 485
- Inventors
- 1,989
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 2 |
| 2002 | 0 | 3 |
| 2003 | 5 | 10 |
| 2004 | 1 | 6 |
| 2005 | 5 | 14 |
| 2006 | 4 | 20 |
| 2007 | 6 | 26 |
| 2008 | 12 | 30 |
| 2009 | 12 | 34 |
| 2010 | 24 | 48 |
| 2011 | 29 | 46 |
| 2012 | 31 | 51 |
| 2013 | 31 | 41 |
| 2014 | 45 | 62 |
| 2015 | 27 | 39 |
| 2016 | 34 | 47 |
| 2017 | 32 | 52 |
| 2018 | 28 | 55 |
| 2019 | 39 | 60 |
| 2020 | 51 | 41 |
| 2021 | 38 | 50 |
| 2022 | 29 | 41 |
| 2023 | 29 | 42 |
| 2024 | 21 | 42 |
| 2025 | 25 | 27 |
| 2026 | 25 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Plasmonic hydrogen detection29 Sep 2026US 12,748,048 B2King's College London
- Plasmonic device29 Sep 2026US 12,748,049 B2Ostia Technologies Limited
- Conjugated composed of membrane-targeting peptides for extracellular vesicles isolation, analysis and their integration thereof15 Sep 2026US 12,736,530 B2Tides Bio S.R.L.
- Multiplex plasmonic sensors on the longitudinal side of an optical fiber1 Sep 2026US 12,723,985 B2The Curators of the University of Missouri
- Assessment of cleaning procedures of a biotherapeutic manufacturing process18 Aug 2026US 12,710,364 B2Amgen Inc.
- Flexible surface plasmon resonance (spr) sensor chip and methods for making and using the sensor3 Sep 2026US 2026/0259138 A1Oregon State University
- Devices, systems, and methods for chiral sensing27 Aug 2026US 2026/0251568 A1Board of Regents, The University of Texas System
- Substrate, analysis method, apparatus, and manufacturing method27 Aug 2026US 2026/0251569 A1Canon Kabushiki Kaisha
- Nanoplasmonic sensor27 Aug 2026US 2026/0251644 A1NanoPath, Inc.
- A multi-functional sensor for molecular spectroscopy20 Aug 2026US 2026/0243687 A1Agency for Science, Technology and Research
Most cited
By later US patents
- Plasmon resonant particles, methods and apparatus211US 6,180,415 B2The Regents of the University of California · 2001
- Optical assay technique193US 4,931,384 AAres-Serono N.V. · 1990
- Optical assay: method and apparatus156US 4,877,747 APlessey Overseas Limited · 1989
- Optical assay technique126US 5,118,608 AAres-Serono N.V. · 1992
- Multispectral plasmonic crystal sensors119US 7,705,280 B2The Board of Trustees of the University of Illinois · 2010