How long is the PCT period for UK invention patent application

Yes, a maximum of 50 combined designs can be included in one design.

• via Paris Convention : 6 months from earliest priority date.
• Hague Agreement route: 6 months from earliest priority date.

no

Reinstatement of priority is accepted on the grounds of "Unintentional".

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)

• Authorization Fee: None
• Annuity: The first annual fee needs to be paid year by year from the fifth year after the granted. The applicant should pay the annual fee within 3 months before the due date. The deadline is the last day of the month where the application date is located. Overdue payment can be made within the 6-month late payment period. Except that no penalty will be charged for the first month, a penalty of GBP 24.00 per month will be charged for the remaining months.

20 years. Pharmaceutical invention patents have supplementary protection certificates (Supplementary protection certificates, SPC), which can extend the protection period for 5 years.

• Authorization Fee: None
• Annuity: The renewal fee is paid every 5 years and must be submitted within 6 months before the due date of the annual fee. The deadline is the last day of the month in which the application date is located. Overdue payment can be made within the 6-month late payment period. Except that no penalty will be charged for the first month, a penalty of GBP 24.00 per month will be charged for the remaining months.

yes