I wondered why Hollyweird wasn't at the barricades to protect things from going into the public domain in 2019.
I just found out the answer. . .
Here's the Sonny Bono (AKA The Mickey Mouse Protection Act) Act:
https://www.copyright.gov/legislation/s505.pdf
"
SEC. 102. DURATION OF COPYRIGHT PROVISIONS.
(a) PREEMPTION WITH RESPECT TO OTHER LAWS
.—Section 301(c)
of title 17, United States Code, is amended by striking ‘‘February
15, 2047’’ each place it appears and inserting ‘‘February 15, 2067’’.
(b) DURATION OF COPYRIGHT: WORKS CREATED ON OR AFTER
JANUARY 1, 1978.—Section 302 of title 17, United States Code,
is amended—
(1) in subsection (a) by striking ‘‘fifty’’ and inserting ‘‘70’’;
(2) in subsection (b) by striking ‘‘fifty’’ and inserting ‘‘70’’;
(3) in subsection (c) in the first sentence—
(A) by striking ‘‘seventy-five’’ and inserting ‘‘95’’; and
(B) by striking ‘‘one hundred’’ and inserting ‘‘120’’;
and
(4) in subsection (e) in the first sentence—
(A) by striking ‘‘seventy-five’’ and inserting ‘‘95’’;
(B) by striking ‘‘one hundred’’ and inserting ‘‘120’’;
and
(C) by striking ‘‘fifty’’ each place it appears and insert-
ing ‘‘70’’."
Item B (bolded) is for corporate copyright items, which includes films. Those copyrights aren't expiring until 2044. . .