Frank Janssen

City:

Koln

Country:

Germany

Published Applications:

Last publication date:

2021-07-08

Top Assignees for applications by Frank Janssen

The entities that hold a legal rights for patent applications filed by inventor Janssen Frank:

Frank Janssen from Koln, DE has applied for patents for these inventions. The list has both pending applications and granted patents:

POLYMERIC ACTIVE INGREDIENTS WHICH IMPROVE DETERGENCY

Polymeric Esters of Aromatic Dicarboxylic Acids as Soil Release Agents

Color intensification by polyquaternium

Lightening agent comprising acyl pyridinium compounds and cationic polysaccharides

Brightening agent comprising acylpyridinium compounds and defined alkalizing agents

PROCESS FOR PRODUCING A COLORANT

Colorants in foam form

InventorID:

254318 ⎘