levonorgestrel · Medicines360 · NDA 206229
Liletta
Earliest generic entry, as listed
7 Sep 2040
Blocked by patent: US 11571328.
Listed patents · 4 unexpired
| Patent | Claims | Expires |
|---|---|---|
| US 11571328 | product | 7 Sep 2040 |
| US 10028858 | product, use U-2348 | 22 Mar 2034 |
| US 11090186 | use U-2348 | 24 Oct 2033 |
| US 12004992 | substance | 6 Oct 2033 |
Exclusivities · 0 unexpired
No unexpired exclusivities listed.
Paragraph IV certifications · 0
No Paragraph IV certification listed by FDA for this drug.
The list shows that a generic applicant certified to FDA that a listed patent is invalid or not infringed. It does not show litigation, settlements or launch timing.
Event history
No events yet. The first ingestion only records products entering their 12-month window; changes appear from the next Orange Book update.
Products covered · 1
| NDA · product | Form | Strength | Listed expiry |
|---|---|---|---|
| 206229 · 001 · RLD | system, intrauterine | 52MG | 7 Sep 2040 |
Expired or delisted (1)
- I-917 · 29 Jun 2026