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Canadian Patents Database

Help: Document Images and Downloading Capabilities


Patent Document Images

Each patent document image is composed of six sections:

Cover Page
This page is produced by the Patent Office. Newer cover pages contain bibliographic information about the patent document, the title, the abstract and a representative drawing. Older cover pages contain the title and bibliographic information only. (Before 1975, cover pages are not generally available).

Abstract
The abstract is a single paragraph that describes the invention. (Before 1975, abstracts are not generally available).

Claims
A section which outlines those items that are novel and form the substance of the intellectual property that is to be protected by the patent.

Drawings
An optional section containing diagrams of the invention.

Description
A detailed description of the invention.

Representative drawing
A single figure which is representative of the drawings illustrating the invention. (Before October 1, 1989, representative drawing is not available).

Viewing Patent Document Images

To view a patent document image, you simply click on the image link. If the document images are not available, the image link will not be available and N/A (not available) will be displayed in the Size of Image and Number of Pages columns.

If you have any difficulty accessing content, you can call the Client Service Centre at 1-866-997-1936 or send them an e-mail at CIPO Client Service Centre.

Downloading Patent Document Images

To download the section, you simply click on the PDF link. The size of the image in KiloBytes (KB) and number of pages for each document is displayed to allow you to determine the size of the file without retrieving it.

Patent images can be downloaded through standard browser interfaces in Adobe AcrobatTM PDF format. Acrobat Reader is available for free download from Adobe's Web site.

If you have any difficulty accessing content, you can call the Client Service Centre at 1-866-997-1936 or send them an e-mail at CIPO Client Service Centre.

Note: The PDF conversion of the patent document images is limited to 300 pages the subsequent pages are consequently not availabe on the Web. The subsequent parts are available by contacting us.

Downloading Biological Sequence Listings

The biological sequence listings (BSL) can be downloaded in electronic text format. All BSLs that CIPO has processed in electronic format are available for each Patent application. Some BSLs can be very large and may take a substantial amount of time to download. All BSLs are provided as filed by the applicants. BSL filenames that end with an extension like .PEP or .SEQ have been modified by CIPO and are for searching purposes only.

If you have any difficulty accessing content, you can call the Client Service Centre at 1-866-997-1936 or send them an e-mail at CIPO Client Service Centre.