PB

Paul Douglas Brothers

EA E.I. Du Pont De Nemours And: 3 patents #111 of 843Top 15%
📍 Chadds Ford, PA: #5 of 32 inventorsTop 20%
🗺 Pennsylvania: #377 of 6,061 inventorsTop 7%
Overall (2011): #39,153 of 364,097Top 15%
3
Patents 2011

Issued Patents 2011

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7977438 Aqueous polymerization of fluorinated monomers using polymerization agent comprising fluoropolyether acid or salt and siloxane surfactant Subhash Vishnu Gangal 2011-07-12
7932333 Aqueous polymerization of fluorinated monomer using polymerization agent comprising high molecular weight fluoropolyether acid or salt and fluoropolyether acid or salt surfactant Subash Vishnu Gangal 2011-04-26
7897682 Aqueous polymerization of fluorinated monomers using polymerization agent comprising fluoropolyether acid or salt and hydrocarbon surfactant Subhash Vishnu Gangal 2011-03-01