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  • Expiry Data
    • US - Created by Neil Walden
  • Extensions
    • US - contributed by Kenneth Allison, Anne Backman and Edlyn Simmons
  • Legal Status - Created by Neil Walden
  • Offices - this page duplicates ones maintained by others, e.g.  IP Menu IP ORGANISATIONSWIPO's Directory of Intellectual Property Offices.
  • Software Tools for Analyzing Patents - Created by Tony Trippe
  • Summary of Costs of Paper PCT Applications - based on email from Greg Aharonian

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