Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7166752 | Decomposition of cumene oxidation product | Bernard K. Marshall, Jr., Anthony J. DeCaria, Richard R. Hertzog, William B. Fisher | 2007-01-23 |
| 6342555 | Process for depolymerizing nylon-containing waste to form caprolactam | Alan B. Levy, Jan Agnes Jozef Hendrix | 2002-01-29 |
| 5948908 | Process for depolymerizing polycaprolactam processing waste to form caprolactam | Alan B. Levy | 1999-09-07 |
| 5932724 | Process for depolymerizing nylon-containing waste to form caprolactam | Alan B. Levy, Jan Agnes Jozef Hendrix | 1999-08-03 |
| 5929234 | Process for depolymerizing nylon-containing whole carpet to form caprolactam | Alan B. Levy, Jan Agnes Jozef Hendrix | 1999-07-27 |
| 5869654 | Process for depolymerizing polycaprolactam processing waste to form caprolactam | Alan B. Levy | 1999-02-09 |
| 5681952 | Process for depolymerizing nylon-containing waste to form caprolactam | Alan B. Levy, Jan Agnes Jozef Hendrix | 1997-10-28 |
| 5457197 | Monomer recovery from multi-component materials | Alan B. Levy | 1995-10-10 |
| 5066373 | Monitoring pH in phenol acetone | Alan B. Levy, Lloyd C. Kent, Dominick Frollini, Jr. | 1991-11-19 |
| 4402917 | Extraction of uranium from phosphoric acid using supported extractants | Theodore Largman | 1983-09-06 |
| 4358618 | Decomposition of cumene oxidation product | Allen A. Tunick, Fred W. Koff | 1982-11-09 |
| 4349520 | Continuous hydrolysis of ketoxime | John H. Bonfield, Harry E. Ulmer | 1982-09-14 |
| 4316877 | Extraction of uranium values from phosphoric acid | Allen A. Tunick, Theodore Largman | 1982-02-23 |
| 4259239 | Resolution of enantiomeric complexes of nickelous chloride and alpha-aminocaprolactam | Meir Lahav, William J. Boyle | 1981-03-31 |
| 4219635 | Process for poly (bisphenol A/terephthalate/carbonate) using pyridine reaction medium | Robert S. Cooke, Josefina T. Baker | 1980-08-26 |
| 4202765 | Hydroxylamine purification via cation exchange | Fred W. Koff, Allen A. Tunick, Reed H. Belden | 1980-05-13 |
| 4194038 | Poly(ester-carbonates) from dicarboxylic acid chlorides | Josefina T. Baker, Robert S. Cooke | 1980-03-18 |