Hadfield; Barrie Alan
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hadfield; Barrie Alan.The latest application filed is for "method and system for document collaboration".
- Hadfield; Barrie Alan - Blackheath GB
| Patent | Date |
|---|---|
| Method and system for document collaboration Grant 7,496,841 - Hadfield , et al. February 24, 2 | 2009-02-24 |
| Method and system for document collaboration App 20040205653 - Hadfield, Barrie Alan ; et al. | 2004-10-14 |
| Document collaboration suite using a common database App 20030112273 - Hadfield, Barrie Alan ; et al. | 2003-06-19 |
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