Fest; Christa
Patent Applications and Registrations
Patent applications and USPTO patent grants for Fest; Christa.The latest application filed is for "herbicidal sulphonylguanidinoazines".
- Fest; Christa - Wuppertal DE
| Patent | Date |
|---|---|
| Herbicidal sulphonylguanidinoazines Grant 5,217,522 - Riebel , et al. June 8, 1 | 1993-06-08 |
| Herbicidal aminoguanidinoazines Grant 5,092,917 - Fest , et al. * March 3, 1 | 1992-03-03 |
| 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicides Grant 4,990,637 - Fest , et al. February 5, 1 | 1991-02-05 |
| Herbicidal substituted sulphonylaminoazoles Grant 4,941,912 - Kirsten , et al. | 1990-07-17 |
| Substituted 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicides Grant 4,927,454 - Fest , et al. May 22, 1 | 1990-05-22 |
| Substituted 1-benzylsulphonyl-3-heteroaryl-(thio)urea herbicides Grant 4,806,147 - Fest , et al. February 21, 1 | 1989-02-21 |
| 3-substituted 1-(2-halogenoalkoxy-benzenesulphonyl)-3-heteroaryl-(thio)ureas Grant 4,780,126 - Diehr , et al. October 25, 1 | 1988-10-25 |
| N'-(substituted-pyrimidin-2-yl) -N"-amino-N"'-(substituted-benzenesulphonyl)-guanidines as herbicides Grant 4,725,303 - Moriya , et al. February 16, 1 | 1988-02-16 |
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