Category: Patent International

Which International Search Authority should a PCT applicant choose?

What is an International Search Authority? An International Search Authority (ISA) is a patent office that you choose to search for prior art relevant to…

How To File A US Utility Patent Based On Foreign Priority Claim (Paris Convention, not PCT)

What is a conventional priority claim? A US utility patent application may be filed claiming the benefit of an earlier filing date of a foreign…

How to choose patent foreign countries

Choosing patent foreign countries A US patent provides a patent owner with rights only in the US. That might be enough for patent owners who…

What is a PCT prior art search report (written opinion)?

What is a PCT prior art search report? Patent examiners review PCT applications in the same way that the USPTO examines utility nonprovisional patent applications.…

How to Extend the PCT National Stage Deadline

Is it possible to extend the PCT national stage deadline? Depending upon the country, the deadline for entering the national phase of a PCT application…

What is a utility model?

What is the difference between a utility model and a utility patent? Foreign utility patents are expensive. To obtain a foreign utility patent, you normally…

How the Collaborative Search Pilot Program (CSP) helps US cross-filers in Japan or S. Korea

What is CSP? Typically, most folks applying for utility patents desire the path of least resistance, meaning fewer rejections and less prior art cited. So,…

First file PCT or US patent application?

Should you file PCT or US patent application first? When you need patents in the US and foreign countries, you must eventually file multiple patent…

How much do foreign patents cost?

Foreign patent costs Foreign patent costs are high. If we’re talking about utility patents, expect about $2,000 to $6,000 for the initial filing in each…

Brazil Patent Law: Judicial Patent Invalidation

Guest post by Ana Paula BritoPartner at Montaury Pimenta, Machado & Vieira de Mello Brazil Patent Invalidation In a recent court decision in Brazil, involving…

EU and UK IP law: How will Brexit affect IP rights?

Guest post by Amelia Skeldingat Keltie How will Brexit affect UK IP rights? The UK is currently due to leave the EU on October 31,…

South Korea IP: How many patent and trademark applications are filed in S. Korea?

Guest post by Sung-pil HwangSouth Korea patent and trademark attorney at E.M.Hwang & Partners How many IP applications are filed in South Korea? South Korea…

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