Hilton Davis Chemical Co.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hilton Davis Chemical Co..The latest application filed is for "bis{[1-(2-a-2-b)ethenyl]}[2-r.sup.2 -4-x-phenyl-or 1-(2-r.sup.2 -4-x-phenyl)ethenyl]methanes".
- Hilton Davis Chemical Co. - Cincinnatti OH
- The Hilton-Davis Chemical Company - Cincinnati OH
- The Hilton-Davis Chemical Co. - Cincinnati OH
| Patent | Date |
|---|---|
| Bis{[1-(2-A-2-B)ethenyl]}[2-R.sup.2 -4-X-phenyl-or 1-(2-R.sup.2 -4-X-phenyl)ethenyl]methanes Grant 5,491,262 - Hung February 13, 1 | 1996-02-13 |
| 3-amido-7-disubstituted amino-10-carbonylphenothiazines Grant 4,652,643 - Gunn , et al. March 24, 1 | 1987-03-24 |
| Electrochromic marking systems Grant 4,561,001 - Gunn , et al. December 24, 1 | 1985-12-24 |
| Electrochromic and marking systems Grant 4,551,740 - Hung November 5, 1 | 1985-11-05 |
| Method for sanitizing toilets Grant 4,536,368 - Hung , et al. August 20, 1 | 1985-08-20 |
| Method for sanitizing toilets Grant 4,536,367 - Hung , et al. August 20, 1 | 1985-08-20 |
| Phthalocyanines Grant 4,448,722 - Crounse May 15, 1 | 1984-05-15 |
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