Birch; Robert Dennis
Patent Applications and Registrations
Patent applications and USPTO patent grants for Birch; Robert Dennis.The latest application filed is for "system and method for federated rights management".
- Birch; Robert Dennis - Orlando FL US
| Patent | Date |
|---|---|
| System and method for a flexible device-based rating engine Grant 8,484,130 - Irwin , et al. July 9, 2 | 2013-07-09 |
| System and method for securing digital content Grant 7,496,540 - Irwin , et al. February 24, 2 | 2009-02-24 |
| System and method for federated rights management Grant 7,389,273 - Irwin , et al. June 17, 2 | 2008-06-17 |
| System and method for federated rights management App 20050071280 - Irwin, Scott Andrew ; et al. | 2005-03-31 |
| System and method for securing digital content App 20050044016 - Irwin, Scott Andrew ; et al. | 2005-02-24 |
| System and method for a flexible device-based rating engine App 20030187794 - Irwin, Scott Andrew ; et al. | 2003-10-02 |
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