What are the requirements for the Bulgarian industrial design application documents

• via Paris Convention : 6 months from earliest priority date.
• The way of the Hague Agreement: The Hague Agreement will automatically take effect in Bulgaria after 6 months from the registration of the Hague Agreement.
• EU appearance route: 6 months from the earliest priority date.

4-6 months

It is protected for 10 years from the date of application, and can be renewed for 3 times, each time for 5 years, with a maximum protection of 25 years.

Bulgarian Patent Office

English: Bulgarian Patent Office, abbreviation: BPO

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

Bulgarian invention patent search: BPO Online - portal.bpo.bg

• Grant fee: It must be paid together with the granted announcement fee within one month from the receipt of the granted notice.
• Annuity: pay year by year from the first year of the application date, and should be paid before the last day of the month of the application date at the latest, not exceeding one patent year, and the annual fee can be paid within a grace period of 6 months if it is overdue, and paid at the same time 200% late fee.

Reinstatement of priority on grounds of "due care" and "unintentional/due care" accepted.

yes. For an invention with the same subject matter, the applicant may file a patent type conversion request within 2 months from the date of receiving the patent application decision, but no later than 10 years from the application date, and change the patent type from invention to utility model .

yes. Designs in the same category, or belonging to the same set or combination of articles, may contain several designs in one design (this condition does not apply when the product containing or attached to the design is an ornament).

2-5 years