PCT Application Skill Preparation and validation of Patent Cooperation Treaty (PCT) international applications under PCT Rules 5-12. When to Use Invoke this skill when users ask to: - Prepare a PCT international application - Check PCT formalities compliance - Assess unity of invention under Rule 13 PCT - Plan national/regional phase entry strategy - Calculate PCT fees and deadlines - Convert a national application to PCT format - Understand PCT procedure and timelines What This Skill Does Provides comprehensive PCT application support: 1. Application Preparation (Rules 3-12 PCT): - Request f…