>>8526505 (LB X2)
SPEAKING AS A PATENT ATTORNEY, THIS IS NOT NOTABLE. THESE EXPIRED LONG AGO. YOU ARE NOTING THEIR CURRENT STATUS NOT THEIR EXPIRATION. I'M SEEING THIS REPEATED ON TWITTER AND IT IS WRONG!
Patents are a right to exclude not to practice. Patents filed that long ago typically expired 17 years after the patent was granted. The anticipated expiration dates appear to be given in those screen shots.
Patents are a right to exclude not to practice. Patents filed that long ago typically expired 17 years after the patent was granted. The anticipated expiration dates appear to be given in those screen shots. After a patent expires, anyone is free to practice the disclosure.