Deeth Williams Wall

Deeth Williams Wall

Deeth Williams Wall LLP is a Canadian technology and intellectual property law firm, based in Toronto. Founded by partners from Blake Cassels Graydon in 1994, it has consistently ranked in Lexpert's league tables as a leading firm in the areas of technology law and intellectual property law.


Deeth Williams Wall is also known as "DWW" or by its trade-mark "dw²", and was one of the first Canadian law firms to use a logo to identify itself.

The firm publishes a biweekly newsletter, E-TIPS, containing briefs on patent, trade-mark, copyright, domain names, information technology, pharmaceuticals, and other related areas of intellectual property and technology law.

Practice areas

The firm practices in the following areas: intellectual property, information technology, patents, trade-marks, copyright, industrial designs, litigation, notice of compliance litigation, biotechnology and ag-biotech, and health care regulatory.

Notable lawyers

Douglas Deeth

Amy-Lynne Williams

Gervas Wall

Marijo Coates

Michael Erdle

Gordon Jepson

Jennifer Jannuska


External links

Corporate site

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