How long is a copyright obtained by an individual author valid?
a. The life of the author plus 50 years.
b. The life of the author plus 14 years.
c. The life of the author plus 70 years.
d. The life of the author plus 20 years.
Answer:C
Choice "c" is correct. A copyright owned by an individual is good for the individual's life plus 70 years.
Choice "b" is incorrect. Some patents are good for only 14 years, but a copyright is good for life plus 70 years.
Choice "d" is incorrect. 20 years is the period that most patents are good for.
Choice "a" is incorrect. Neither copyright nor patents have 50 year measuring periods.