- via Paris Convention : 6 months from earliest priority date.
 - Hague Agreement route: 6 months from earliest priority date.
 
20 years. Pharmaceutical invention patents have supplementary protection certificates (Supplementary protection certificates, SPC), which can extend the protection period for 5 years.
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
 
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.
yes
- via Paris Convention : 12 months from earliest priority date.
 - via Nationalization of PCT : 31 months from earliest priority date.
 
10-12 months
no
yes
Filing Language: English
via Paris Convention via Nationalization of PCT Necessary documents:
- Abstract
 - Abstract Drawing
 - Claim
 - Specification
 - Drawing
 
Necessary documents:
- Abstract
 - Abstract Drawing
 - Claim
 - Specification
 - Drawing
 
Attachments (if any)
- Sequence Listing (PDF format and TXT format)
 - Microorganism preservation certificate and its English translation
 - Microorganism Survival Certificate and Its English Translation
 - inventor statement
 - Scanned Copy of Certified Priority Document / DAS
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - Notification issued by CNIPA notify the applicant the application has passed through the security review
 - comparison file
 
Attachments (if any)
- WIPO Publication
 - ISR/IPRP
 - Enter the UK national phase 19/28/34/41 Amendments
 - Sequence Listing (PDF format and TXT format)
 - Microorganism preservation certificate and its English translation
 - Microorganism Survival Certificate and Its English Translation
 - inventor statement
 - Declaration of Ownership/Certification of Employment/Assignment of priority
 - Assignment for Patent Right Transfer
 - comparison file
 
Reinstatement of priority is accepted on the grounds of "Unintentional".