is this expired now? open for using freely?

Question

In reference to the patent: US5803725

Possible duplicate of Is this patent valid? Granted? Which countries does it cover? Are there family members? — , Jun 14 '17 at 09:32
Possible duplicate of Filing, CIP, Con, PCT, Priority, etc and Expiration Date — Maca, Jun 21 '17 at 03:35

score 0 · Answer 1 · answered Jun 14 '17 at 12:30

0

The patent's priority date is June 13th, 1997 so it should expire 20 years later on June 13th, 2017.

answered Jun 14 '17 at 12:30

Eric S

1 Answers1