C23F 11/148
Containing a nitrogen-to-nitrogen bond
Official title: {containing a nitrogen-to-nitrogen bond}
C23F11/148 (Containing a nitrogen-to-nitrogen bond) appears on 12 US grants and 6 published applications in this corpus.
Search patents in C23F- Granted patents
- 12
- Published applications
- 6
- Assignees
- 11
- Inventors
- 41
- Latest grant
- 9 Jul 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 1 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Corrosion inhibition compositions and associated methods for inhibiting corrosion on metallic substrates9 Jul 2024US 12,031,058 B2The Boeing Company
- 4-alkyl and aryl semicarbazides as oxygen scavengers18 May 1999US 5,904,857 ANalco Chemical Company
- Corrosion protection material and method, and use thereof for aluminumalloys18 Nov 1997US 5,688,310 A
- Method of scavenging oxygen from an aqueous medium14 Nov 1995US 5,466,381 ABetz Laboratories, Inc.
- Hydrazones as oxygen scavengers in boiler water systems24 Jan 1995US 5,384,050 ANalco Chemical Company
- Dipyrazolopyridine-based corrosion inhibitor compositions and methods thereof16 Jul 2026US 2026/0201242 A1King Fahd University of Petroleum and Minerals
- Corrosion inhibitors for copper and other yellow metals and methods of using same26 Dec 2024US 2024/0425990 A1Solugen, Inc.
- Corrosion inhibition compositions and associated methods for inhibiting corrosion on metallic substrates16 Feb 2023US 2023/0052367 A1The Boeing Company
- Methods and Apparatuses for Selecting Natural Product Corrosion Inhibitors for Application to Substrates31 Dec 2020US 2020/0407568 A1The Boeing Company
- Methods and apparatuses for selecting natural product corrosion inhibitors for application to substrates19 Jul 2018US 2018/0202051 A1The Boeing Company
Most cited
By later US patents
- Boiler additives for oxygen scavenging50US 4,269,717 ANalco Chemical Company · 1981
- Use of aminoguanidine compounds as oxygen-scavenging and corrosion-inhibiting agents20US 4,479,917 AOlin Corporation · 1984
- Method for accelerating oxygen removal employing an aqueous solution of an alkyl hydrazine11US 3,962,113 AOlin Corporation · 1976
- Prevention of corrosion in aqueous solutions11US 4,399,098 ADearborn Chemical Company · 1983
- Carbohydrazones as boiler water oxygen scavengers11US 5,258,125 ANalco Chemical Company · 1993