1. At&t Intellectual Property I, LP (12 from 16,497 patents)

2. Worcester Technologies LLC (2 from 4 patents)

3. Intellectual Ventures II LLC (1 from 194 patents)

1. 10021251 - Methods, systems, and products for monitoring service usage

2. 9357085 - Methods, systems, and products for monitoring service usage

3. 9100310 - Methods, systems, and computer program products for monitoring service usage

4. 8752177 - Methods and systems that selectively resurrect blocked communications between devices

5. 8644469 - Methods, systems, and products for monitoring service usage

6. 8336101 - Methods and systems that selectively resurrect blocked communications between devices

7. 8112805 - Methods and systems that selectively resurrect blocked communications between devices

8. 8036351 - Methods, systems and computer program products for monitoring service usage

9. 7996478 - Methods, systems, and computer program products for operating an electronic mail or messaging system in which information associated with an attachment is sent to a destination for evaluation before sending the attachment

10. 7757286 - Methods and systems that selectively resurrect blocked communications between devices

11. 7742961 - Methods, systems, and computer program products for managing services accounts through electronic budget adjustments based on defined rules

12. 7644128 - Methods, systems, and computer program products for operating an electronic mail or messaging system in which information associated with an attachment is sent to a destination for evaluation before sending the attachment

13. 7620162 - Methods, systems and computer program products for monitoring service usage

14. 7543068 - Filtering information at a data network based on filter rules associated with consumer processing devices

15. 7434262 - Methods and systems that selectively resurrect blocked communications between devices