Telchemy, Incorporated
Records under this name other than the patents Telchemy, Incorporated holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 6 patents it holds.
Showing 1 to 4 of 4 · Back to Telchemy, Incorporated
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,869,377 | Method for estimating a subjective quality of a signal Term ended Term ended Nov 7, 2022 · From the USPTO record | Term ended | Term ended Nov 7, 2022 | From the USPTO record |
| US 7,075,981 | Dynamic quality of service monitor Term ended Term ended May 19, 2020 · From the USPTO record | Term ended | Term ended May 19, 2020 | From the USPTO record |
| US 6,741,569 | Quality of service monitor for multimedia communications system Term ended Term ended Apr 18, 2020 · From the USPTO record | Term ended | Term ended Apr 18, 2020 | From the USPTO record |
| US 7,058,048 | Per-call quality of service monitor for multimedia communications system Term ended Term ended Apr 18, 2020 · From the USPTO record | Term ended | Term ended Apr 18, 2020 | From the USPTO record |