That means the house is "frozen" or cannot be sold, refinanced, transferred, until the lawsuit is settled, or the case is tried with a final judgment signed by the judge. Then once the case is over, the attorney who placed the Lis Pendens will be required to remove it. Only after that happens can the house be sold.
There is no specific time frame for how long a lis pendens is valid. Rather, a lis pendens is valid until it is expunged or the underlying case is resolved. If not expunged, a lis pendens is often removed as part of a settlement agreement reached between the parties.
California Code of Civil Procedure section 405.30 allows a property owner to remove a lis pendens by bringing a “motion to expunge.” There are several bases for a motion to expunge, including: (1) the lack of a real property claim, (2) the claimant's failure to establish a “probable validity of their claim, or (3) the ...
Other than resolution of the pending lawsuit, the only way to remove a lis pendens is by expungement, which requires a court order from a circuit judge. If you refuse service or the action is otherwise delayed, the lis pendens remains intact, making it difficult to sell or otherwise transfer a property.