C07C 277/04
Preparation of guanidine or its derivatives, i.e. compounds containing the group [image
Official title: of guanidine from ammonium thiocyanate
C07C277/04 (Preparation of guanidine or its derivatives, i.e. compounds containing the group [image) appears on 6 US grants and 5 published applications in this corpus.
Search patents in C07C- Granted patents
- 6
- Published applications
- 5
- Assignees
- 3
- Inventors
- 12
- Latest grant
- 13 Aug 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 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 | 0 | 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 | 0 |
| 2003 | 0 | 0 |
| 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 | 2 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Biguanide derivative, a preparation method thereof, and a pharmaceutical composition containing the biguanide derivative as an active ingredient13 Aug 2019US 10,376,480 B2ImmunoMet Therapeutics Inc.
- Biguanide derivative, a preparation method thereof, and a pharmaceutical composition containing the biguanide derivative as an active ingredient12 Jun 2018US 9,993,446 B2ImmunoMet Therapeutics Inc.
- Biguanide derivative, preparation method thereof, and pharmaceutical composition containing same as an active ingredient11 Oct 2016US 9,464,042 B2ImmunoMet Therapeutics Inc.
- Biguanide derivative, a preparation method thereof and a pharmaceutical composition containing the biguanide derivative as an active ingredient16 Aug 2016US 9,416,098 B2ImmunoMet Therapeutics Inc.
- Biguanide derivative, preparation method thereof, and pharmaceutical composition containing same as an active ingredient15 Sep 2015US 9,133,110 B2Hanall Biopharma Co., Ltd.
- Biguanide derivative, a preparation method thereof, and a pharmaceutical composition containing the biguanide derivative as an active ingredient13 Sep 2018US 2018/0256520 A1ImmunoMet Therapeutics Inc.
- Biguanide Derivative, A Preparation Method Thereof, And A Pharmaceutical Composition Containing The Biguanide Derivative As An Active Ingredient3 Nov 2016US 2016/0317478 A1ImmunoMet Therapeutics Inc.
- Biguanide derivative, preparation method thereof, and pharmaceutical composition containing same as an active ingredient31 Dec 2015US 2015/0376123 A1Hanall Biopharma Co., Ltd.
- Biguanide derivative, preparation method thereof, and pharmaceutical composition containing same as an active ingredient6 Dec 2012US 2012/0309799 A1Hanall Biopharma Co., Ltd.
- Biguanide Derivative, A Preparation Method Thereof And A Pharmaceutical Composition Containing The Biguanide Derivative As An Active Ingredient8 Nov 2012US 2012/0283299 A1Hanall Biopharma Co., Ltd.
Most cited
By later US patents
- Biguanide derivative, preparation method thereof, and pharmaceutical composition containing same as an active ingredient14US 9,133,110 B2Hanall Biopharma Co., Ltd. · 2015
- Biguanide derivative, a preparation method thereof and a pharmaceutical composition containing the biguanide derivative as an active ingredient6US 9,416,098 B2ImmunoMet Therapeutics Inc. · 2016
- Antiviral guanidino-urlido-benzene compounds4US 4,024,183 AImperial Chemical Industries PLC · 1977
- Biguanide derivative, preparation method thereof, and pharmaceutical composition containing same as an active ingredient3US 9,464,042 B2ImmunoMet Therapeutics Inc. · 2016
- Biguanide derivative, a preparation method thereof, and a pharmaceutical composition containing the biguanide derivative as an active ingredient1US 9,993,446 B2ImmunoMet Therapeutics Inc. · 2018