C07C 309/16
Containing doubly-bound nitrogen atoms bound to the carbon skeleton
Official title: containing doubly-bound nitrogen atoms bound to the carbon skeleton
C07C309/16 (Containing doubly-bound nitrogen atoms bound to the carbon skeleton) appears on 9 US grants and 9 published applications in this corpus.
Search patents in C07C- Granted patents
- 9
- Published applications
- 9
- Assignees
- 5
- Inventors
- 18
- Latest grant
- 13 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 0 |
| 2015 | 3 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 2 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
By publication year.
Recent patents
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- Salts and photoresists comprising same30 May 2019US 2019/0163058 A1Rohm and Haas Electronic Materials LLC
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Most cited
By later US patents
- Cleavable surfactants8US 9,816,054 B2Promega Corporation · 2017
- Fluorine-containing sulfonic acid salts, photo-acid generator and resist composition and pattern formation method utilizing same3US 8,993,212 B2Central Glass Company, Limited · 2015
- Cleavable surfactants2US 10,626,349 B2Promega Corporation · 2020