Please assess the completion status of the following clinical trial:

Trial Title: BAY63-2521:Long-term Extension Study in Patients With Pulmonary Arterial Hypertension

Study Design Characteristics:
- Allocation: None
- Intervention Model: SINGLE_GROUP
- Observational Model: None
- Primary Purpose: TREATMENT
- Time Perspective: None
- Masking: NONE
- Phase: PHASE3
- Number of Arms: 1.0

Eligibility Criteria:
Inclusion Criteria:~* Patients who have completed 12 weeks of treatment in the double blind trial PATENT 1~Exclusion Criteria:~* Patients who have an ongoing serious adverse event from PATENT 1 that is assessed as related to BAY63-2521 are not allowed to participate in the extension trial.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 80 Years
- Healthy Volunteers: f

Study Arms:
- Arm 1 (Type: EXPERIMENTAL): None

Based on this trial design, predict the completion outcome and termination type (if applicable).