The phrase "closed case" is correct and commonly used in written English.
It means that an issue or a situation has been thoroughly investigated and resolved, and there is no need for further discussion or action. Example: The detectives were relieved to finally close the case after years of investigation.
After 1978, closed case files were filed by region and then alphabetically by country and surname.
Division workers were monitoring eight of them and had closed case files on 10 others.
We store archival records: closed case files, patient charts, X-rays from hospitals, film and other records for other businesses.
The division had open files on 10 of the 27 children who died of abuse or neglect in 2001, and had closed case files on 6 others.
The department had open files on 10 of the 27 children who died of abuse or neglect in 2001, and had closed case files on 6 others.
Entanglement now appears to be an empirically closed case — at least, until someone can convincingly argue that there is some loophole not ruled out by this experiment (which some physicists have already begun to do).
MacBooks are on a straightforward path to becoming closed case devices, with very little in the way of aftermarket expandability options for consumers.
Sections (20 µm) were prepared from frozen brains using a cryostat and thaw-mounted on APS coated slides (Matsunami, Japan) and stored in a tightly closed case at −80°C.
Circumstances exist for which residence-time distributions may be properly defined in addition to the usual "closed-closed" case.
A federal judge harshly criticized U.S. prosecutors' treatment of a former spy agency official accused of leaking classified material, calling delays in the now-closed case "unconscionable" and comparing it to British tyranny in the colonial era.
Entanglement now appears to be an empirically closed case at least, until someone can convincingly argue that there is some loophole not ruled out by this experiment (which some physicists have already begun to do).
