Patent Application Encyclopedia

1.5-2 years

• via Paris Convention : 12 months from earliest priority date
• via Nationalization of PCT : 31 months from the earliest priority date (Applications may be filed within 3 months of expiry of the 31-month period, subject to payment of additional fees.)
• Ways to take effect in Europe: within 3 months of the European patent grant announcement date

The initial protection period is 4 years from the filing date, and can be renewed twice, 4 years and 2 years respectively, up to 10 years.

Danish Patent and Trademark Office

English: Danish Patent And Trademark Office, DKPTO

Website: Frontpage (dkpto.org)

Danish invention patent search: PVSOnline - Patent & Varemærkestyrelsen (dkpto.dk)

1-2 years

Reinstatement of priority is accepted on grounds of "due care."

Formal examination and substantive examination are required.

no

yes. It is allowed to include multiple designs in one design application.

10 years

no

The PPO only conducts formality examination of utility model patent applications, only examines novelty and industrial applicability, and does not examine inventive step.

Yes (reason: due care), a request for restoration of rights can be filed within 2 months from the date of removal of the obstacle

If the following situations occur 12 months before the patent application/priority date by the inventor, applicant or assignee:

• By correspondence, or publicly at national or international exhibitions

• Disclosure due to malicious disclosure by a third party

  The novelty grace period can be enjoyed, and the applicant needs to submit corresponding evidence support when submitting the application.

Novelty of the invention shall not be lost if the inventor, or a third party who directly or indirectly obtains relevant information from the inventor, discloses the invention information within 12 months before the filing date/priority date.

Bulgarian Patent and Trademark Office

English: Bulgarian Patent Office, abbreviation: BPO

Website: Патентното ведомство на Република България (bpo.bg)

Bulgarian Utility Model Patent Search: BPO Online - portal.bpo.bg

To accept the restoration of the right of priority, please consult IPOM about the applicable standards and/or charges.