G01N 2021/7726
Porous glass
Official title: {Porous glass}
G01N2021/7726 (Porous glass) appears on 18 US grants and 24 published applications in this corpus.
Search patents in G01N- Granted patents
- 18
- Published applications
- 24
- Assignees
- 21
- Inventors
- 55
- Latest grant
- 20 Jun 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 3 | 1 |
| 2011 | 1 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 3 |
| 2018 | 1 | 2 |
| 2019 | 2 | 1 |
| 2020 | 4 | 4 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 6 |
By publication year. Applications have been published since 2001.
Recent patents
- Assembly having nanoporous surface layer with hydrophobic layer20 Jun 2023US 11,680,908 B2Corning Incorporated
- Porous waveguide sensors featuring high confinement factors and method for making the same15 Mar 2022US 11,275,031 B2Clemson University
- Optical sensor for detecting a chemical species19 May 2020US 10,656,091 B2Csem Centre Suisse D'Electronique Et De Microtechnique SA—Recherche Et DéVeloppement
- Porous silicon sensor7 Apr 2020US 10,613,033 B2Rockley Photonics Limited
- Waveguide sensor with nanoporous surface layer18 Feb 2020US 10,562,503 B2Corning Incorporated
- Devices, methods, and systems for measuring and recording a reactant array2 Oct 2025US 2025/0303414 A1Sensill, Inc.
- Reactant array devices, systems, and methods2 Oct 2025US 2025/0303419 A1Sensill, Inc.
- Devices, methods, and systems for measuring and recording a reactant array25 Sep 2025US 2025/0296079 A1Sensill, Inc.
- Devices, methods, and systems for imaging, sensing, measuring and recording spectrum25 Sep 2025US 2025/0297893 A1Sensill, Inc.
- Devices, methods, and systems to measuring and recording spectrum of a reactant array25 Sep 2025US 2025/0297943 A1Sensill, Inc.
Most cited
By later US patents
- Hydrogen sensor apparatus and method of fabrication39US 6,535,658 B1Optech Ventures, LLC · 2003
- End-of-service indicator including porous waveguide for respirator cartridge29US 6,375,725 B1Institut de Recherche en Santa et Securite du Travail du Quebec · 2002
- Method for making porous glass optical fiber sensor23US 5,250,095 ARutgers University · 1993
- Porous thin film time-varying reflectivity analysis of samples21US 7,042,570 B2The Regents of the University of California · 2006
- Fluorophore embedded/incorporating/bridged periodic mesoporous organosilicas as recognition elements for optical sensors21US 7,749,438 B2The United States of America as represented by the Secretary of the Navy · 2010