Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5221285 | Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids, and textiles made therewith | Nancy M. Morris, Darrell J. Donaldson, Clark M. Welch | 1993-06-22 |
| 4975209 | Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids | Clark M. Welch | 1990-12-04 |
| 4936865 | Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids | Clark M. Welch | 1990-06-26 |
| 4900324 | Agents for non-formaldehyde durable press finishing and textile products therefrom | Leon H. Chance, Gary F. Danna | 1990-02-13 |
| 4820307 | Catalysts and processes for formaldehyde-free durable press finishing of cotton textiles with polycarboxylic acids | Clark M. Welch | 1989-04-11 |
| 4773911 | Oxidation process to decrease free formaldehyde in durable press finishing with carbamate agents | Robert M. Reinhardt | 1988-09-27 |
| 4539008 | Agents to produce durable press low formaldehyde release cellulosic textiles: etherified N,N-bis(hydroxymethyl)-carbamates | Robert M. Reinhardt | 1985-09-03 |
| 4488878 | Process to produce durable press low formaldehyde release cellulosic textiles | Robert M. Reinhardt | 1984-12-18 |