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Patent Notices

Official notices are published in the Canadian Patent Office Record (CPOR). Until CIPO can integrate CPOR notices into this page, the notices will be available under Notices published in the Canadian Patent Office Record.

2005-12-06 Payment of fees: General authorization to charge a deficiency to deposit accounts and credit cards
2005-08-24 Method of medical treatment claims in international applications
2005-07-14 Waiver of the Requirement under Patent Cooperation Treaty (PCT) Rules to submit a separate power of attorney and/or a copy of a general power of attorney on PCT applications
2005-01-18 Correspondence Procedures
2004-07-26 CIPO Replaces EPO as International Searching Authority and International Preliminary Examining Authority
2004-04-21 Rules Amending the Patent Rules - Sequence Listing Requirement for Patent Applications file in Canada under the Patent Cooperation Treaty (PCT)
2004-04-02 Patent Office practice regarding multiple examiner's requisitions
2004-01-01 New item 27 of the Tariff of Fees - provide information concerning the status of a patent application or patent
2003-09-23 Notice of Decision of the Commissioner of Patents Concerning a Patent Agent
2003-09-02 Patent Office practice regarding multiple examiner's requisitions
2003-08-08 Government of Canada's Legislative Response to Recent Federal Court Decisions
2003-05-30 Practice Notice: Payment of Fees Relating to Patents and Entity Size
2001-09-24 Official Notice: Payment of Fees
2001-09-17 Destruction of Some Temporary Paper Files
2001-05-22 Canada signed new Patent Law Treaty
2001-02-28 Notice to subscribers of CD-Rs
2001-02-20 Correspondence Procedures
2000-08-01 Client Service Commitment
2000-07-04 How Your Application is Processed
2000-07-04 Requirements for Filing Patents Applications
2000-03-14 Ownership information in TechSource
2000-03-14 CIPO to discontinue paper files
1999-12-28 Filing requirements with attached CD-R
1999-06-15 Reduction of paper copies
1999-04-20 The Canadian Patent Office Record goes online!
1998-07-06 Change in Office Procedures
1998-07-06 Amendments to the PCT Regulations
1998-07-06 Facsimile Correspondence
Emergency Procedures

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Last Modified: 2005-12-06 Top of Page Important Notices