Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8530569 | Polymeric dispersants and dispersions containing same | Gregory T. Huber, Tatiana N. Romanova, Russel J. Schwartz | 2013-09-10 |
| 7576146 | Polymeric colored dispersants and colorant dispersions containing same | Gregory T. Huber, Tatiana N. Romanova, Russel J. Schwartz | 2009-08-18 |
| 7265197 | Polymeric dispersant | Gregory T. Huber, Niranjan Madhukar Deo, Paul A. Merchak, Russell Schwartz | 2007-09-04 |
| 7193067 | Mono- and bis-hydrazone pigments | Norman W. Smith, Donald T. DeRussy | 2007-03-20 |
| 7148335 | Mono- and bis-hydrazone pigments | Norman W. Smith, Donald T. DeRussy | 2006-12-12 |
| 7132518 | Mono- and bis-hydrazone pigments | Norman W. Smith, Donald T. DeRussy | 2006-11-07 |
| 7105646 | Mono- and bis-hydrazone pigments | Norman W. Smith, Donald T. DeRussy | 2006-09-12 |
| 7060835 | Preparation of yellow pigment | Norman W. Smith, Russell Schwartz, Kimberly Clark | 2006-06-13 |
| 6997983 | Perylene pigment composition and process therefor | Donald T. DeRussy, Michael John Lemmons | 2006-02-14 |
| 6965019 | Mono-and bis-hydrazone pigments | Norman W. Smith, Donald T. DeRussy | 2005-11-15 |
| 5145997 | Poly (alkylene oxide) substituted acetoacetanilides | Russell Schwartz, Anthony C. Zwirgzdas | 1992-09-08 |
| 5062894 | Poly (alkylene oxide)-modified diarylide pigment composition | Russell Schwartz, Anthony C. Zwirgzdas | 1991-11-05 |
| 4587339 | Nickel complex pigments of bis-azomethines | — | 1986-05-06 |
| 4582902 | 3-hydroxy-8-oxoquinazolo[3,2-a]-quinoline phenyl azomethines | — | 1986-04-15 |
| 4581450 | 3-hydroxy-8-oxoquinazolo[3,2-a]-quinolines | — | 1986-04-08 |
| 4508899 | Nickel complex pigments of bis-azomethines | — | 1985-04-02 |
| 4281008 | Pharmaceutical heterocyclic compounds and compositions | John Bantick | 1981-07-28 |