XML Signature Patent Disclosures
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This page contains disclosures about intellectual property as requested
by the Chairs and required by IETF and W3C procedure. Neither
the IESG/IETF or the W3C take a position regarding (1) the validity
or scope of any intellectual property right or other rights that might be
claimed to pertain to the implementation or use of the technology, nor (2)
the extent to which any license under such rights might or might not be
available. Copyright of WG deliverables is vested jointly in the W3C & The
Internet Society  as described by the WG
Contributor Policies.

Disclosures should not be sent to any specific individual (e.g., the
Chair) but to the addresses specified in the charter.

Claims from WG members

These claims are from Members of the Working Group with respect to their
own intellectual property as required by IETF and W3C procedure

 

Scott McLeod. FactPoint: Disclosure
  of IPR that "might" be relevant  (Subsequent
  clarification.)

   

"... We have intellectual property rights which may be related to the
      signing of HTML and XML documents...."

 

Chris Smithies. PenOp:
  IPR Disclosure

   

"... To the best of my knowledge, my organization owns many
      intellectual property claims regarding the signing of electronic data,
      including XML documents..."

   

June
      18,1999 Disclosure ( forwarded
      to public list July 01)

   

July
      02, 1999 Correction ( noted
      on public list July 02)

 

Tom Gosner (via Reagle) NetUPDATE. Potentially
  Relevant XML Signature Patent

   

"I believe that DocuTouch/NetUPDATE, Inc's patent on SIDEX (Secure
      Internet Document Exchange) may cover some of what the W3G is working
      on in the area of online document & contract signing. Information
      about this patent can be found at:
      http://www.netupdate.com/press/112701.html. The patent is number
      6,289,460."

"Found" claims

These claims have been identified as a service to the Working Group by
someone other than the author of the claim.

 

Reagle. Potentially
  Relevant XML Signature Patent

   

"The Digital Handshake Server Suite is iLumin's patent-pending,
      end-to-end, enforceable online transaction technology.... The Digital
      Handshake technology employs digital signatures, XML and Web-enabled
      applications to create the first end-to-end, fully automated and
      legally binding business closure process."

 

Dubinko. Does
  Shana patent 6,028,938 impact XForms? 

   

"It has been brought to my attention that Shana has secured a patent
      (US 6,028,938) that relates to XForms" and digital signatures.

Last revised by Reagle $Date: 2003/01/28 18:32:19 $