About Us
▾
Services
▾
Resources
▾
News
Filing Requirements
▾
Fee Calculator
VI
Frequently Asked Questions
Patents
What is a patent and what does it protect?
▾
How long does patent protection last in Vietnam?
▾
Is patent term extension available?
▾
Is dual filing both an invention application and a utility solution application acceptable? Is conversion of application possible?
▾
Is it possible to restore a lapsed patent?
▾
Are methods for treatment or prevention of disease eligible for patent protection in Vietnam?
▾
Are computer programs eligible for patent protection in Vietnam?
▾
Does Vietnam follow examination system?
▾
Is absolute novelty required in Vietnam?
▾
What is prior art and Is secret prior art applied?
▾
Is there duty of disclosure?
▾
Does grace period for novelty apply?
▾
Can one application cover multiple inventions?
▾
Are Jepson type claims required?
▾
Are Markush type claims acceptable?
▾
Are Swiss type claims acceptable?
▾
Are Omnibus type claims acceptable?
▾
What is the typical timeline for a patent application in Vietnam?
▾
Is a foreign filing license required, and what are the requirements?
▾
Is early publication or deferred publication available for invention?
▾
Can accelerated examination be requested?
▾
What is the deadline for making an amendment, and is it possible to make an amendment after a Notice of Allowance?
▾
Is recordal of a name/address change permitted after a Notice of Allowance?
▾
Is recordal of license for a pending application possible in Vietnam?
▾
What is the deadline for filing a divisional application and is a cascade divisional application is acceptable?
▾
Can applicants appeal against final decisions on refusal to grant of patents?
▾
Is opposition available, and what is the deadline for filing an opposition?
▾
Is there a double patenting prohibition in Vietnam?
▾
Is provisional right available?
▾
Is lump sum payment of Annuity acceptable?
▾
Is late payment of annuities permitted?
▾
Is a power of attorney (POA) required for annuity payment?
▾
Is recordal of assignment, licensing, and change of name/address of patent owner required and deadline?
▾
Is amendment of patent allowed?
▾
Is correction/rectification of errors in a patent allowed?
▾
Is a patent owner obligated to use the patent and submit evidence of use? If so, what are the consequences of failing to meet these requirements?
▾
Can a party invalidate a patent?
▾
Trademarks
How do I register a trademark in Vietnam?
▾
How long is trademark registration valid, and can it be renewed?
▾
Can I protect my trademark in multiple countries at once?
▾
Industrial Designs
What qualifies as a protectable industrial design in Vietnam?
▾
How long does industrial design protection last?
▾
Copyright
Does copyright need to be registered in Vietnam?
▾
How long does copyright protection last in Vietnam?
▾
General
What is intellectual property and why does it matter for my business?
▾
Which countries does Duong & Tran cover?
▾
What does "first-to-file" mean, and why should I file early?
▾
Is protection of test data for pharmaceutical and agrochemical products available?
▾
