Friedhelm STEFFENS

City:

Espenweg

Country:

Germany

Published Applications:

Last publication date:

2015-12-24

Top Assignees for applications by Friedhelm STEFFENS

The entities that hold a legal rights for patent applications filed by inventor STEFFENS Friedhelm:

Covestro Deutschland AG 1 Leverkusen, Germany

Recent patent applications by STEFFENS Friedhelm

Friedhelm STEFFENS from Espenweg, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2015-12-24

US20150368190A1

Chemistry; metallurgy

Process for separating an isocyanate prepared by phosgenation of a primary amine in the gas phase from the gaseous crude product of the phosgenation

InventorID:

1755207 ⎘