On Sb, 10 aug 19, 07:50:02, John Hasler wrote: > I wrote: > > I'd just flat out restrict them to five years. Twenty is too long. > > Andrei writes: > > That would work against inventors as instead of buying useful patents > > companies would just wait 5 years and then use it without any charge. > > Anyone can practice an expired patent without any charge. That's why > they expire. Companies could wait 20 years now but they usually don't: > it's worth money to be in the market now. If it was 5 years they'd pay > less, but they'd still pay. Like they did for the cyclonic vacuum cleaner? Kind regards, Andrei -- http://wiki.debian.org/FAQsFromDebianUser
Attachment:
signature.asc
Description: PGP signature