C09K 15/26
Containing nitrogen and sulfur
Official title: containing nitrogen and sulfur
C09K15/26 (Containing nitrogen and sulfur) appears on 31 US grants and 30 published applications in this corpus.
Search patents in C09K- Granted patents
- 31
- Published applications
- 30
- Assignees
- 24
- Inventors
- 75
- Latest grant
- 31 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 5 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 3 | 3 |
| 2017 | 1 | 5 |
| 2018 | 2 | 3 |
| 2019 | 3 | 3 |
| 2020 | 0 | 4 |
| 2021 | 1 | 3 |
| 2022 | 4 | 3 |
| 2023 | 2 | 0 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods of using ionic liquids as paraffin inhibitors, pour point depressants and cold flow improvers31 Dec 2024US 12,180,428 B2Baker Hughes Holdings LLC
- Oil and gas field corrosion inhibitor compositions23 Jul 2024US 12,043,794 B2Chemeor, Inc.
- Method for producing polylactic acid-based hot melt adhesive31 Oct 2023US 11,802,225 B2Bp Consulting, Inc.
- Efficient phosphorous stabilizers based on diphenylamine and heterocyclic diphenylamine derivatives25 Apr 2023US 11,634,560 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Methods of using ionic liquids as corrosion inhibitors1 Nov 2022US 11,485,915 B2Baker Hughes Holdings LLC
- Methods of Using Ionic Liquids as Demulsifiers2 Jun 2022US 2022/0169929 A1Baker Hughes Holdings LLC
- Methods of using ionic liquids as corrosion inhibitors31 Mar 2022US 2022/0098494 A1Baker Hughes, A Ge Company, LLC
- Ionic liquids and methods of using same24 Feb 2022US 2022/0056345 A1Baker Hughes Holdings LLC
- Oil and gas field corrosion inhibitor compositions19 Aug 2021US 2021/0253938 A1Chemeor, Inc.
- Efficient phosphorous stabilisers based on diphenylamine and heterocyclic diphenylamine derivatives6 May 2021US 2021/0130582 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
Most cited
By later US patents
- Urea and nitrogen stabilizer compositions and methods and systems of making and using thereof20US 9,394,210 B2Koch Agronomic Services, LLC · 2016
- Compositions and methods for reducing nitrogen volatilization of urea fertilizers17US 9,422,203 B2Active AgriProducts Inc. · 2016
- Freshness retaining gel composition9US 5,968,498 A1999
- Low toxicity corrosion inhibitor8US 6,013,200 ABaker Hughes Incorporated · 2000
- Efficient phosphorous stabilizers based on diphenylamine and heterocyclic diphenylamine derivatives4US 11,634,560 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. · 2023