PPC PPC International Patent Systems & PCT

Question 1

What does 'PCT' stand for in the context of international patent filings?

Accepted Answer

Patent Cooperation Treaty

Answer

Patent Classification Treaty

Answer

Patent Claim Template

Answer

Patent Continuity Transfer

Question 2

What is the 'international phase' of a PCT application, and what key documents does it produce?

Accepted Answer

The phase before national stage entry; produces an International Search Report (ISR) and Written Opinion

Answer

The phase after national stage entry; produces granted patents

Answer

The phase in which all member states examine the application jointly

Answer

The phase where the application is published in all official languages

Question 3

What is the typical deadline to enter the 'national phase' from the PCT international filing date under Chapter I of the PCT?

Accepted Answer

30 months

Answer

12 months

Answer

18 months

Answer

36 months

Question 4

What is the role of a 'Receiving Office' (RO) in the PCT process?

Accepted Answer

It receives and checks the international application for formality compliance before transmitting it to WIPO

Answer

It grants the final patent in each designated country

Answer

It conducts the substantive examination of PCT claims

Answer

It translates the application into all required languages

Question 5

Under the Paris Convention, what is the 'priority period' for filing a patent application in foreign countries based on a US utility patent application?

Accepted Answer

12 months from the earliest filing date

Answer

6 months from the earliest filing date

Answer

18 months from the earliest filing date

Answer

30 months from the earliest filing date

Question 6

What is a 'foreign filing license' and when is it required for US inventors?

Accepted Answer

USPTO authorization required before filing a patent application abroad for an invention made in the US

Answer

A license from a foreign patent office to file in the US

Answer

Permission from WIPO to enter the national phase

Answer

A license to use a patented invention in a foreign country