Forward Citations = 39

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6 inventors (with patents filed for the assignee):

Michael J Collins (4 out of 10 patents)

Donald K Kofluk (3 out of 3 patents)

John Stiksma (1 out of 6 patents)

4. Michael E Chalkley (1 out of 6 patents)

5. Ian M Masters (1 out of 13 patents)

6. Manher M Makwana (1 out of 2 patents)

4 patents: Sort by Forward Citations

1. 5770170 - Recovery of zinc from sulphidic concentrates (1998-06-23),

2. 5730776 - Hydrometallurgical process for the extraction of copper from sulphidic (1998-03-24),

3. 5711929 - Purification of elemental sulphur (1998-01-27),

4. 5651947 - Recovery of zinc from sulphidic concentrates (1997-07-29),

698638 Alberta Ltd. is a Canadian company specializing in the development and management of real estate properties. With a focus on commercial and residential projects, the company prides itself on providing high-quality, innovative solutions for their clients. Established in Alberta, the company has a strong reputation for delivering exceptional results while maintaining a commitment to sustainability and community development.

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USPTO Data Jan 1 1976 - Dec 16 2025

4 Patents

#1 in Fort Saskatchewan, undefined

#1,980 in

#3,380 in US

Fort Saskatchewan, United States of America

698638 Alberta Ltd.