Watkinson; Janette
Patent Applications and Registrations
Patent applications and USPTO patent grants for Watkinson; Janette.The latest application filed is for "high light- fastness yellow composition".
- Watkinson; Janette - Blackley GB
- Watkinson; Janette - Manchester GB
| Patent | Date |
|---|---|
| High light- fastness yellow composition Grant 6,605,144 - Watkinson , et al. August 12, 2 | 2003-08-12 |
| Composition containing two different disazodyestuffs useful for ink jet recording Grant 6,551,390 - Lavery , et al. April 22, 2 | 2003-04-22 |
| Ink-jet printing process using polymeric biguanides Grant 6,485,139 - Lavery , et al. November 26, 2 | 2002-11-26 |
| Dye compositions Grant 6,231,653 - Lavery , et al. May 15, 2 | 2001-05-15 |
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