CW

Clark M. Welch

US USDA: 8 patents #82 of 2,828Top 3%
📍 Metairie, LA: #29 of 530 inventorsTop 6%
🗺 Louisiana: #801 of 10,876 inventorsTop 8%
Overall (All Time): #669,950 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
5221285 Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids, and textiles made therewith Bethlehem K. Andrews, Nancy M. Morris, Darrell J. Donaldson 1993-06-22
4975209 Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids Bethlehem K. Andrews 1990-12-04
4936865 Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids Bethlehem K. Andrews 1990-06-26
4820307 Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids Bethlehem K. Andrews 1989-04-11
4483689 Abrasion-resistant durable-press acrylic finishes for cotton textiles by use of nonoxidative polymerization initiators and accelerators in two-stage heat curing 1984-11-20
4472167 Mild-cure formaldehyde-free durable-press finishing of cotton textiles with glyoxal and glycols 1984-09-18
4443222 Zinc pyrithione process to impart antimicrobial properties to textiles Cletus E. Morris 1984-04-17
4199322 Antibacterial textile finishes utilizing zinc acetate and hydrogen peroxide Gary F. Danna, Tyrone L. Vigo 1980-04-22