Hilden
Germany
6
2019-09-19
The entities that hold a legal rights for patent applications filed by inventor Otto Frank:
Frank Otto from Hilden, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
POLYURETHANE RIGID FOAM, METHOD FOR PRODUCING SAME, AND USE THEREOF
#2 | 2014-10-30STABLE EMULSIONS AND THEIR USE IN THE PRODUCTION OF FOAMS BASED ON ISOCYANATE
#3 | 2014-08-28Insulation moulding and method for its manufacture
#4 | 2014-07-31EMULSIONS AND THEIR USE IN THE PRODUCTION OF FOAMS BASED ON ISOCYANATES
#5 | 2010-04-22Process for the preparation of polyether ester polyols
#6 | 2008-05-15Process for the preparation of polyether-ester polyols
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