If the British patent application is disclosed in an officially recognized international exhibition 6 months before the application, or is disclosed maliciously by a third party, the novelty grace period will be enjoyed. Evidence of exhibits at the exhibition must be submitted with the application.
Reinstatement of priority is accepted on the grounds of "Unintentional".
The initial protection period is 5 years, which can be renewed 4 times, and the maximum protection period is 25 years.
If the British patent application is disclosed in an officially recognized international exhibition 6 months before the application, or is disclosed maliciously by a third party, the novelty grace period will be enjoyed. Evidence of exhibits at the exhibition must be submitted with the application.
no
20 years. Pharmaceutical invention patents have supplementary protection certificates (Supplementary protection certificates, SPC), which can extend the protection period for 5 years.
2-3 years
- via Paris Convention : 6 months from earliest priority date.
 - Hague Agreement route: 6 months from earliest priority date.
 
Filing Language: English Necessary documents:
- Exterior Design Picture (Six Views)
 - A Brief Description
 
Attachments (if any):
- inventor statement
 - Certified Priority Document
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - comparison file
 
UKPTO
English: Intellectual Property Office, abbreviation: UKIPO
Website: Intellectual Property Office - GOV.UK (www.gov.uk)
UK invention patent search: Intellectual Property Office - Patent document and information service (Ipsum) (ipo.gov.uk)
yes