Issued Patents All Time
Showing 126–139 of 139 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4267365 | Process for the preparation of oligomeric acrylic acids | — | 1981-05-12 |
| 4263181 | Chemically stabilized azulmic acids, processes for their preparation and their use | Kuno Wagner | 1981-04-21 |
| 4253682 | Pressure-sensitive copying paper sheets | Gunther Baatz, Walter Schafer, Manfred Dahm | 1981-03-03 |
| 4252919 | Stabilized azulmic acids, processes for their preparation and their use | Kuno Wagner | 1981-02-24 |
| 4251255 | Agrochemical agents and their use | Kuno Wagner, Johanness Niggemann, Hans Scheinpflug | 1981-02-17 |
| 4248978 | Pulverulent coating composition | Eckhard de Cleur, Rolf Dhein, Hans Rudolph, Hans-Joachim Kreuder, Hanns P. Muller +2 more | 1981-02-03 |
| 4247689 | Preparation of isocyanate derivatives of 1,3[oxazoles, oxazines, diazoles and diazines] | Kuno Wagner, Walter Uerdingen | 1981-01-27 |
| 4242489 | Process for preparing polyurethanes | Kuno Wagner, Walter Uerdingen | 1980-12-30 |
| 4238412 | Process for the preparation of acyl cyanides | Herbert Schwarz | 1980-12-09 |
| 4220765 | Process for the preparation of 4,6-dihalogeno-triazines | — | 1980-09-02 |
| 4192925 | Polyhydroxyl compounds containing guanidine groups | Walter Schafer, Kuno Wagner | 1980-03-11 |
| 4192926 | Polyhydroxyl compounds containing acyl urea groups | Walter Schafer, Kuno Wagner | 1980-03-11 |
| 4192927 | Polyhydroxyl compounds containing phosphonormamidine groups | Walter Schafer, Kuno Wagner | 1980-03-11 |
| 4189580 | Process for the preparation of nitriles | — | 1980-02-19 |