You can get a certificate of amendment for your patent in relation to:
- validity
 - legal status
 - application filing
 - patent status
 - EP application status
 - SPC application status
 - payment of fees
 - patent revocation status
 - declined application status
 - registration of amendments
 
You should know at least one of the following numbers:
- of filing with the Industrial Property Organization (HIPO)
 - of the e-filing case
 - of the HIPO patent granting
 - of the EP granting
 
You will need to:
- enter your HIPO credentials
 - pay the fees for each phase of the process
 
The result will be displayed in the HIPO Inbox.