C09K 11/01
Recovery of luminescent materials
C09K11/01 (Recovery of luminescent materials) appears on 34 US grants and 23 published applications in this corpus.
Search patents in C09K- Granted patents
- 34
- Published applications
- 23
- Assignees
- 30
- Inventors
- 96
- Latest grant
- 26 Dec 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 3 |
| 2012 | 2 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 5 |
| 2015 | 3 | 2 |
| 2016 | 2 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Near-unity photoluminescence quantum yield in MoS226 Dec 2017US 9,852,927 B2The Regents of the University of California
- Process for reclaiming inorganic powders from polymer-based coating compositions3 May 2016US 9,327,309 B2GE Lighting Solutions, LLC
- Chemical bleaching for improved performance of recycled lamp phosphors12 Jan 2016US 9,234,128 B2General Electric Company
- Method of recovering rare earths from a solid mixture containing a halophosphate and a rare earth compound and solid mixtures suitable for this method11 Aug 2015US 9,102,998 B2Rhodia Operations
- Fluorescent lamp phosphor recycling28 Jul 2015US 9,090,816 B2General Electric Company
- Method for recycling an led17 Oct 2024US 2024/0343969 A1Centre National De La Recherche Scientifique
- Fabrication of blue-fluorescent and non-toxic nanodiamonds 9nds) from atmospheric particulate matters4 Jan 2024US 2024/0002236 A9Council of Scientific and Industrial Research
- Removal of electroluminescenct materials for substrates24 Feb 2022US 2022/0056376 A13M Innovative Properties Company
- Fabrication of blue-fluorescent and non-toxic nanodiamonds 9nds) from atmospheric particulate matters23 Sep 2021US 2021/0292172 A1Council of Scientific and Industrial Research
- Near-Unity Photoluminescence Quantum Yield in MoS220 Apr 2017US 2017/0110338 A1The Regents of the University of California
Most cited
By later US patents
- Method of reclaiming phosphor24US 5,330,791 ANichia Kagaku Kogyo K. K. · 1994
- Rare metal/platinum-group metal extractant and method for extracting rare metals and platinum-group metals15US 8,038,969 B2National University Corporation Akita University · 2011
- Crushed fluorescent tube particulate separation and recovery method and apparatus12US 5,388,773 A1995
- Process for recovering highly pure rare earth oxides from a waste rare earth phosphor11US 4,650,652 AKasei Optonix, Ltd. · 1987
- Method for treating a phosphor9US 5,171,474 AKasei Optonix, Ltd. · 1992