C07C 35/04
Containing a three or four-membered rings
Official title: containing a three or four-membered rings
C07C35/04 (Containing a three or four-membered rings) appears on 19 US grants and 8 published applications in this corpus.
Search patents in C07C- Granted patents
- 19
- Published applications
- 8
- Assignees
- 12
- Inventors
- 44
- Latest grant
- 26 Jan 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 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 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 4 |
| 2015 | 2 | 0 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Crystal forms of a HCV protease inhibitor26 Jan 2016US 9,242,917 B2Merck Sharp & Dohme Corp.
- Process and intermediates for preparing macrolactams19 Jan 2016US 9,238,604 B2Merck Sharp & Dohme Corp.
- Methods and intermediates for preparing macrolactams7 Jul 2015US 9,073,825 B2Merck Sharp & Dohme Corp.
- Process for isolating crystallized 2,2,4,4 tetramethyl-1,3-cyclobutanediol (TMCD) particles utilizing pressure filtration5 May 2015US 9,024,080 B2Eastman Chemical Company
- Process for isolating crystallized 2,2,4,4-tetramethyl-1,3-cyclobutanediol (TMCD) particles utilizing pressure filtration14 Oct 2014US 8,859,825 B2Eastman Specialties Holdings Corporation
- Cyclopropane derivatives in flavor and fragrance compositions28 Sep 2017US 2017/0275262 A1International Flavors & Fragrances Inc.
- Process for isolating crystallized 2,2,4,4 tetramethyl-1,3-cyclobutanediol (tmcd) particles utilizing pressure filtration25 Dec 2014US 2014/0378716 A1Eastman Chemical Company
- Methods and intermediates for preparing macrolactams28 Aug 2014US 2014/0243519 A1Merck Sharp & Dohme Corp.
- Crystal forms of a hcv protease inhibitor24 Jul 2014US 2014/0206605 A1Merck Sharp & Dohme Corp.
- Process and intermediates for preparing macrolactams17 Jul 2014US 2014/0200343 A1Merck Sharp & Dohme Corp.
Most cited
By later US patents
- Process for the manufacture of 2,2,4,4-tetramethycyclobutanediol80US 5,169,994 AEastman Kodak Company · 1992
- Process for the manufacture of 2,2,4,4-tetramethylcyclobutanediol74US 5,258,556 AEastman Kodak Company · 1993
- Bis (hydroxymethyl) cyclobutyl triazolopyrimidines22US 5,126,345 AE. R. Squibb & Sons, Inc. · 1992
- Certain phenoxy-benzyloxy ether derivatives and an insecticidal and/or acaricidal composition containing the same and methods of use6US 4,562,213 ASumitomo Chemical Company, Limited · 1985
- Cyclobutane derivatives6US 5,130,462 AE. R. Squibb & Sons, Inc. · 1992