C07F 7/26
Tetra-alkyl lead compounds
C07F7/26 (Tetra-alkyl lead compounds) appears on 4 US grants and 1 published applications in this corpus.
Search patents in C07F- Granted patents
- 4
- Published applications
- 1
- Assignees
- 3
- Inventors
- 7
- Latest grant
- 3 Dec 1996
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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Preparation and use of (2-butene-1,4-diyl) magnesium complexes in organic synthesis3 Dec 1996US 5,581,004 ABoard of Regents of the University of Nebraska
- Preparation and use of (2-butene-1,4-diyl)magnesium complexes in organic synthesis12 Mar 1996US 5,498,734 AUniversity of Nebraska
- Preparation and use of (2-butene-1,4-diyl)magnesium complexes in organic synthesis27 Jul 1993US 5,231,205 ABoard of Regents of the University of Nebraska
- Process for making tetra (methyl-ethyl) lead compounds17 Jan 1978US 4,069,237 AE. I. Du Pont de Nemours and Company
Most cited
By later US patents
- Preparation and use of (2-butene-1,4-diyl)magnesium complexes in organic synthesis10US 5,231,205 ABoard of Regents of the University of Nebraska · 1993
- Preparation and use of (2-butene-1,4-diyl) magnesium complexes in organic synthesis2US 5,581,004 ABoard of Regents of the University of Nebraska · 1996
- Preparation and use of (2-butene-1,4-diyl)magnesium complexes in organic synthesis1US 5,498,734 AUniversity of Nebraska · 1996