Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493671 | Markup language for interactive services to notify a user of an event and methods thereof | David Ladd | 2002-12-10 |
| 6493673 | Markup language for interactive services and methods thereof | David Ladd | 2002-12-10 |
| 6470317 | Markup language to allow for billing of interactive services and methods thereof | David Ladd | 2002-10-22 |
| 6385583 | Markup language for interactive services and methods thereof | David Ladd | 2002-05-07 |