Section 22 of the Patents Act 1977 is, as far as I can tell, the analogous legislation [0].

[0] - https://www.gov.uk/guidance/the-patent-act-1977/section-22-s...

Some would say not even English law has much authority in Hartlepool:

https://en.m.wikipedia.org/wiki/Monkey_hanger

The US is the only one who [be it long ago] publised a list of topics subject to review and a number every year. Total Secrecy Orders in Effect at the end of 2023 was 6155

https://sgp.fas.org/othergov/invention/stats.html

Safe to assume other countries combined add more thousands.

I see room for a much greater than zero chance we live in a science fiction story with carefully chosen toys for the irresponsible masses. (that would be us, haha)

They have like cloaking fields, a garage full of flying cars, a crate of mister fusions, hand held teleportation devices, sentient holograms, a hypno ray to rc people like toy cars and an interstellar phone to talk with our alien overlords.