[Foundation-l] CAS forbids use of registry numbers

[Klaus Graf]

"We need a laywer for answering how valid CAS copyright claims are". The case

http://en.wikipedia.org/wiki/Wikipedia_talk:WikiProject_Chemistry/CAS_validation

is discussed in the chemical blogossphere:

http://wwmm.ch.cam.ac.uk/blogs/murrayrust/?p=1003
http://opendotdotdot.blogspot.com/2008/03/worlds-leading-anti-scientific-society.html
http://www.earlham.edu/~peters/fos/2008/03/acs-blocks-use-of-industry-standard.html
http://www.chemspider.com/blog/enforcing-copyright-of-cas-numbers.html
http://www.chemspy.com/chemistry-news/copyright-and-cas-numbers.html
etc

Klaus Graf