Do copyrights last forever?

Related questions

1. What's the difference between trademark copyright and patent?
2. Is there an annual fee for trademarks?
3. Why is copyright 70 years?
4. Do I need a copyright to publish on Amazon?
5. What is difference between R and TM?
6. What is true about trade secret?
7. Is it illegal to put TM on a logo?
8. Is my artwork automatically copyrighted?
9. How can I legally create a logo?
10. Can you sue your employer for cursing at you?

Tags

1. #contrast
2. #though
3. #europe
4. #creation
5. #copyright
6. #depending
7. #factors
8. #author
9. #differ
10. #manner
11. #generally
12. #years
13. #lasts
14. #publication
15. #forever