GRIEHL VOLKER has a total of 19 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Czechoslovakia and German Democratic Republic. Its main competitors in its focus markets macromolecular chemistry and polymers are KOGAN L M, CENTRALE VEREENIGING TOT BEHEE and BRITISH RUBBER PROD RES.
# | Country | Total Patents | |
---|---|---|---|
#1 | Czechoslovakia | 17 | |
#2 | German Democratic Republic | 2 |
# | Industry | |
---|---|---|
#1 | Macromolecular chemistry and polymers |
# | Technology | |
---|---|---|
#1 | Rubber treatments | |
#2 | Special macromolecular compounds |
# | Name | Total Patents |
---|---|---|
#1 | Griehl Volker | 17 |
#2 | Antonova Elisabeth | 11 |
#3 | Scholz Peter | 4 |
#4 | Stubenrauch Dieter | 4 |
#5 | Anton Elisabeth | 4 |
#6 | Froehlich Hans-Otto | 3 |
#7 | Stoye Hartmut | 3 |
#8 | Keiser Stephan | 2 |
#9 | Steinert Sigrid | 2 |
#10 | Schulz Hans-Peter | 2 |
Publication | Filing date | Title |
---|---|---|
CS827883A1 | 1,3 butadiene selective polymerization method from c4 fractions | |
CS827683A1 | 1,3-butadiene selective polymerization method from c4 fractions | |
DD158780A1 | Process for the production of endstanding functional polymers | |
DD160189A1 | Process for selective butadial polymerization from c low 4 fractions |