DC

Dirk M. Coppens

3M: 24 patents #513 of 11,543Top 5%
Overall (All Time): #172,131 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11421378 Fluorine-free fibrous treating compositions including a polycarbodiimide and an optional paraffin wax, and treating methods Rudolf J. Dams, Chetan P. Jariwala, Lin Chen 2022-08-23
11377785 Fluorine-free fibrous treating compositions, treated substrates, and treating methods Rudolf J. Dams 2022-07-05
11124918 Fluorine-free fibrous treating compositions including a polycarbodiimide and an optional paraffin wax, and treating methods Rudolf J. Dams, Chetan P. Jariwala, Lin Chen 2021-09-21
10370792 Surfactant-containing fluorochemical compositions, articles, and methods Chetan P. Jariwala, Rudolph J. Dams 2019-08-06
10294609 Fluorine-free fibrous treating compositions including isocyanate-derived ethylenically unsaturated monomer-containing oligomers, and treating methods Rudolf J. Dams, Chetan P. Jariwala, Lin Chen 2019-05-21
10030334 Fluorochemical compounds, compositions, articles, and methods Rudolph J. Dams, Chetan P. Jariwala 2018-07-24
9410054 Composition and method for providing stain release or stain repellency to substrates Leonardus A. M. Doelen 2016-08-09
9382504 Composition and method to provide stain release and stain repellency properties to substrates Leonardus A. M. Doelen 2016-07-05
7723417 Fluorochemical composition and method for treating a substrate therewith Dean M. Moren 2010-05-25
7078456 Fluorochemical oligomeric composition and use thereof Chetan P. Jariwala, Frank Godefroidt 2006-07-18
7049379 Alkylated fluorochemical oligomers and use thereof in the treatment of fibrous substrates Chetan P. Jariwala, James D. Eggleston, Michael A. Yandrasits, Rudolf J. Dams 2006-05-23
6440321 Mixed fluorochemical hydrocarbon condensates to impart oil and water repellency to a substrate Frans A. Audenaert, Rudolf J. Dams 2002-08-27
6294103 Use of amphiphilic copolymers containing a fluorinated monomer to impart waterproofness to leather 2001-09-25
6197426 Fluorochemical copolymer and fluorochemical copolymer compositions useful for imparting repellency properties to a substrate 2001-03-06
6171983 Fluroaliphatic dimer acid derivatives and use thereof Richard J. Grant 2001-01-09
5536304 Oil and water repellent compositions Kathy Allewaert 1996-07-16
5516578 Oil and water repellent compositions 1996-05-14
5385999 Polysiloxanes having fluoroaliphatic- and carboxyl-containing terminal groups, their preparation, and their use in treatment of fibrous substrates Claude D'Anvers 1995-01-31
5370919 Fluorochemical water- and oil-repellant treating compositions Franceska Fieuws, Kathy Allewaert 1994-12-06
5344956 Fluoroacrylate monomers and polymers, processes for preparing the same and their use Kathy Allewaert, Francecka Fieuws 1994-09-06
5308511 Solvent-based water- and oil-repellent treating agent Makoto Nagase, Masahiro Ashizawa 1994-05-03
5216097 Fluoroacrylate monomers and polymers, processes for preparing the same and their use Kathy Allewaert, Franceska Fieuws 1993-06-01
5132028 Water- and oil-repellent treatment agent Makoto Nagase, Kathy Allewaert, Franceska Fieuws 1992-07-21
5084191 Water- and oil-repellent treatment agent Makoto Nagase, Kathy Allewaert, Franceska Fieuws 1992-01-28