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.
2-5 years
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).
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 .
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.
The BPO conducts formality examination of design patent applications.
no
A 12-month novelty grace period is available if:
- The applicant authorizes others to use
- manifest misuse by a third party
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
no
4-6 months