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List of published and non-published patent-specific documents on the Canadian Patents Database (CPD)

From: Canadian Intellectual Property Office

With some exceptions, all documents received by the Patent Office for patents and patent applications are published on the CPD. Exceptions include those documents containing sensitive personal, corporate or copyright information.

The following categories detail the documents that are both published and not published on the CPD.

If you have any questions about this list, please contact our Client Service Centre for assistance.

General

Published

There is no document in this section.

Not published
  • Secret Documents
  • Internal Memos

Abandonment

Published

There is no document in this section.

Not published
  • All Notices of Abandonment

Allowance

Published

There is no document in this section.

Not published

Notice of allowance

Transfers and Recordal of Documents

Published
  • Office Letter - Transfers and Recordal of Documents
  • Transfer and Recordal of Document requests affecting an individual patent/application
Not published
  • Transfer and Recordal of Document requests affecting multiple patents/applications
  • Request for evidence or missing transfer

Certificate

Published
  • Divisional - Filing certificate
  • Filing certificate correction
  • Re-examination certificate
  • Transfer and Recordal of Document certificates - Manual
Not published
  • Filing certificate
  • Grant certificate
  • Transfer and Recordal of Document certificates

Examination

Published
  • Acknowledgement of acceptance of amendment
  • Acknowledgement of rejection of amendment
  • Amendment
  • Amendment after allowance
  • Abstract
  • Claims
  • Commissioner's decision
  • Commissioner's refusal letter
  • Correction request
  • Description
  • Drawings
  • Disclaimer
  • Examiner Interview record
  • Examiner requisition
  • Extension of time for examination
  • Final action
  • Final action - Response
  • International preliminary examination report
  • International search report
  • Memorandum of acceptance (MOA)
  • Memorandum of reasons (MOR)
  • Patent Appeal Board Letter
  • Re-examination refused
  • Re-examination request
  • Reissue
  • Request for correction to amendment
  • Request for examination
  • Response to Reissue Board letter
  • Summary of reasons (SOR)
  • Withdraw application
  • Withdrawal from allowance
Not published
  • Acknowledgement request for examination - Prior art not required
  • Acknowledgement request for examination - Prior art required
  • Application Found Allowable after Rejection
  • Application returned to examination
  • Protest/Prior art
  • Request for examination reminder

Formalities

Published
  • Acknowledgement of extension of time
  • Acknowledgement of National Entry correction
  • Acknowledgement of receipt of prior art
  • Acknowledgement of receipt of protest
  • Acknowledgement of receipt of reissue request
  • Acknowledgement of recording of disclaimer
  • Acknowledgement of reissue granted
  • Acknowledgement of reissue request refused
  • Acknowledgement of section 8 correction
  • Change Agent File No.
  • Change of address
  • Change of agent
  • Change to the method of correspondence
  • Correction certificate
  • Correction request
  • Correspondence for the Patent Administrative Policy Section (PAPS)
  • Correspondence related to formalities
  • Courtesy letter
  • Declaration of entitlement
  • Declaration of entitlement/assignment
  • Disregarded communication received
  • Divisional application denied
  • Duplicate filing
  • Early Lay-Open request
  • Evidence courtesy letter
  • Extension of time denied
  • Extension of time for formalities
  • Formalities reinstatement
  • Letter to Patent Appeal Board (PAB)
  • Missing filing requirements
  • Missing Parts (S28.01)
  • Modification to the applicant/inventor
  • Name change/correction
  • Non-compliance for incomplete application
  • Notice requiring appointment of patent agent
  • Office letter
  • Patent Prosecution Highway (PPH) Request
  • Pre-PLT filed application deemed not filed
  • Priority letter
  • Priority request
  • Received Priority Documents
  • Reinstatement appointment of agent
  • Reinstatement refused
  • Reply to Due Care decision
  • Request for advertisement in the Canadian Patent Office Record (CPOR)
  • Request for appointment of agent
  • Request for missing documents at allowance
  • Request under section 37
  • Response to a PPH requisition
  • Response to section 37
  • Restoration of priority refused
  • Sequence listing
  • Sequence listings requested
  • Small entity declaration
  • Translation of description required
  • Update common representative
  • Withdraw application
  • Withdrawal from allowance refused
Not published
  • Application deemed never filed
  • Application fee + late fee required
  • Associate patent agent requested
  • Common representative updated
  • Courtesy letter - Application withdrawn
  • Missing filing requirements
  • Patent deemed expired
  • Priority documents requested
  • Request for patent agent

Patent Agent

Published

There is no document in this section.

Not published

Patent agent registration

Patent Cooperation Treaty (PCT)

Published
  • Applicant comment on third party observation
  • Applicant observation – Cited document
  • Correction request
  • Courtesy letter
  • Declaration
  • Declaration of entitlement - PCT
  • Early lay-open request
  • Extension of time
  • Missing priority documents - PCT National
  • Modification to the applicant/inventor
  • National Entry request
  • Non-compliance for PCT - Incomplete
  • Office letter
  • PCT correspondence
  • Priority request
  • Refund
  • Reply to non-pub letter
  • Request under section 37
  • Response to section 37
  • Sequence listings requested
  • Third party observation
  • Withdraw application
Not published
  • Acknowledgement of National Entry with request for examination - Not initiated
  • Acknowledgement of National Entry with request for examination - Initiated
  • Acknowledgment of national entry

Payment

Published
  • Application fee + late fee
  • Completion fee
  • Correction payment
  • Extension of time
  • Final fee
  • Final fee correspondence
  • Maintenance fee correspondence
  • Maintenance fee payment
  • Refund Letter
  • Relief mechanism
  • Reinstatement Requests
  • Request for Examination fee + late fee
Not published
  • Acknowledgment of receipt of payment
  • Acknowledgment of reinstatement
  • Reminder of maintenance fee required
  • Reminder of request for examination fee required
  • Refund - Exam support

Special Order

Published
  • Acknowledgement of grant of special order
  • Advanced examination - Third Party
  • Advanced examination - Applicant
  • Advanced examination - Green
Not published

There is no document in this section.

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