Some facts
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SOAP 1.1 and WSDL 1.1 (or any other Web Services-related W3C
Note) are NOT recommended by the W3C!
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W3C do not own the copyright on those specifications:
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SOAP 1.1 is copyrighted by DevelopMentor, International
Business Machines Corporation, Lotus Development
Corporation, Microsoft, and UserLand Software.
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WSDL 1.1 is copyrighted by Ariba, International Business
Machines Corporation, and Microsoft.
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W3C do not have any control over the licensing terms of SOAP 1.1
and WSDL 1.1.
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W3C do own the copyrights and control the licensing terms of
SOAP 1.2 and WSDL 1.2.