- Expiry Data
- US - Created by Neil Walden
- 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