C07C 255/28
Containing cyano groups, amino groups and carboxyl groups, other than cyano groups
Official title: containing cyano groups, amino groups and carboxyl groups, other than cyano groups, bound to the carbon skeleton
C07C255/28 (Containing cyano groups, amino groups and carboxyl groups, other than cyano groups) appears on 12 US grants and 14 published applications in this corpus.
Search patents in C07C- Granted patents
- 12
- Published applications
- 14
- Assignees
- 13
- Inventors
- 32
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 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 | 0 | 1 |
| 2003 | 0 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 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 | 1 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for producing pyrrole compound21 Jan 2025US 12,202,797 B2Takeda Pharmaceutical Company Limited
- Method for producing pyrrole compound16 May 2023US 11,649,206 B2Takeda Pharmaceutical Company Limited
- Albicidin derivatives, their use and synthesis18 Jan 2022US 11,225,465 B2Technische UniversitäT Berlin
- Method for producing pyrrole compound20 Jul 2021US 11,066,362 B2Takeda Pharmaceutical Company Limited
- Method for producing pyrrole compound25 Feb 2020US 10,570,091 B2Takeda Pharmaceutical Company Limited
- Novel squaramide derivative and use thereof29 Aug 2024US 2024/0286994 A1Kosin University Industry-Academy Cooperation
- Novel squaramide derivative and use thereof8 Aug 2024US 2024/0261249 A1Kosin University Industry-Academy Cooperation
- Method for producing pyrrole compound12 Oct 2023US 2023/0322669 A1Takeda Pharmaceutical Company Limited
- Method for producing pyrrole compound7 Oct 2021US 2021/0309609 A1Takeda Pharmaceutical Company Limited
- Albicidin derivatives, their use and synthesis28 May 2020US 2020/0165214 A1Technische UniversitäT Berlin
Most cited
By later US patents
- Method for the production of aminocyanoacetamide11US 5,003,099 ALonza Ltd. · 1991
- Synthesis of temozolomide and analogs6US 7,087,751 B2Schering Corporation · 2006
- Synthesis of temozolomide and analogs3US 7,446,209 B2Schering Corporation · 2008
- Synthesis of temozolomide and analogs2US 7,737,284 B2Schering-Plough Corporation · 2010
- Method for producing pyrrole compound1US 10,570,091 B2Takeda Pharmaceutical Company Limited · 2020