The phrase "course has ended" is correct and usable in written English.
You can use it when talking about academic courses, professional training courses, or any other type of course that has been completed. For example: "The intensive eight-week Spanish language course has ended, and I'm feeling much more confident in my knowledge of the language."
Please allow up to three weeks after a course has ended to view grades online.
You started a piece of fiction or nonfiction in a recent writing class or workshop, and since that course has ended, so has your writing.
Before the presentation, groups often patent their products; some of them even pursue manufacturing and sales once the course has ended.
A grade cannot be changed or revised as a result of re-evaluation of your work; you retake your final or submit additional work after your course has ended.
EXT (extension of time) is an interim grade that may be requested by credit students who, due to extenuating circumstances that occur toward the end of the term, need additional time to submit a final assignment or a small amount of written work (one or two assignments not a classroom final exam after the course has ended).
Typically, once the classroom portion of the course has ended, the agency will blow up a car on a demolition range using a real car bomb, and the students will comb the range afterward for parts and pieces of the device that exploded.
Moreover, the doctors' ability to empathize with patients and understand how patients' family and work life or social situation could influence their illness increased and persisted even after the course had ended.
For the first version of the course, students were asked to complete an anonymous survey during the first session and an evaluation after the course had ended.
Three months after the course had ended, participants were approached to participate in semi-structured interviews.
Several participants spoke about the difficulty in motivating themselves to continue practicing, after the course had ended.
