~IMDS Patents - CTLM http://www.imds.com/ctlm/CTLM-Patents.php The patent for the CTLM® was issued in December 1997 under Patent Number 5,692,511 (the "Patent"). www.imds.com/images/photos/ctlm-cutaway.jpg lh3.googleusercontent.com/-Mw2XSYvdnvc/UYPNGImnlvI/AAAAAAAAAw4/wbONrVjzysE/s874/is01.png http://stockcharts.com/c-sc/sc?s=IMDS&p=D&b=4&g=0&i=p20292715306&r=1360309158871