secwatch.observer — SEC 8-K summary
======================================

Issuer:     Vanda Pharmaceuticals Inc. (VNDA)
CIK:        0001347178
Form:       8-K
Filed at:   2023-08-21T23:59:59+00:00
Accession:  0001193125-23-217063
Event type: litigation
Sentiment:  negative
Materiality: 0.75
Item codes: 8.01
LLM model:  deepseek-v4-flash:cloud@v2

Vanda's petition for rehearing on patent invalidation denied by Federal Circuit
-------------------------------------------------------------------------------

- Federal Circuit denied Vanda's rehearing petition on August 16, 2023, affirming invalidity of four patents.
- Patents RE46,604; 9,730,910; 10,149,829; and 10,376,487 held invalid by District Court decision.
- Federal Circuit originally affirmed invalidation on May 10, 2023; Vanda sought rehearing on June 9, 2023.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1347178/000119312523217063/0001193125-23-217063-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1347178/000119312523217063/d544298d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-23-217063

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer