Patent Links – Professional



UKIPO – Decisions issued in Patent Hearings

UKIPO – Online File Inspection (Patents)

Patent Court Decisions (Free Bailii Database – also has selected Court of Appeal and House of Lords decisions)

Patents Court Guide (England & Wales – PDF)

Companies House – WebCheck (Check the name(s) and status of registered UK companies)

Duedil (Free site that is better than Companies House for commercial information)


EPO Online File Inspection (and other services)

EPO Guidelines for Examination

EPO Caselaw

Decisions of President

European qualifying examination (EQE) compendium

Member states of the European Patent Organisation

EPO Forms

EPO – Find a professional representative


US – PAIR (Online File Access)

Manual of Patent Examining Procedure (MPEP)

United States Postal Service – Abbreviations (If you need to match a state name to an abbreviation)


Japan Patent Office

Industrial Property Digital Library Home Page


PCT Resources

PCT Time Limit Calculator (An extremely useful cross-check – enter relevant dates to see results)

Time Limits for Entering National/Regional Phase under PCT Chapters I and II (in months from priority date)

Restoration of the right of priority by receiving Offices (RO) and designated Offices (DO) under PCT Rules 26bis.3 and 49ter.2

Directory of Intellectual Property Offices



EspaceNet – Search

UK Patent Search

PCT/WIPO PatentScope Search

Subscription Required



 CIPA (UK) –

 EPI (EP) –

 UK Foundation level exams – Bournemouth University PG Certificate in Intellectual Property (after 1 year in profession) –

 European Pre-Examination (foundation level, after 2 years in profession) –

[Thanks to Leigh Anne Thomas for the above]

Useful Websites

Google Translate

Calculator: Add to or subtract from a date (to double check those essential dates)

Online Mind Mapping – MindMeister

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