CIPO Patents = 2

EPO Patents = 3

Forward Citations = 146

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1 inventor (with patents filed for the assignee):

John A Ruvang (10 out of 40 patents)

John A Ruvang (0 patent)

10 patents: Sort by Forward Citations

1. 9963857 - Wear members for excavation implements (2018-05-08),

2. 9657463 - Wear member attachment system for excavation implement (2017-05-23),

3. 9409258 - Wear member stabilization on excavator lip (2016-08-09),

4. 8943718 - Attachment of wear member to lip of excavation implement (2015-02-03),

5. 8561326 - Protective wear assembly for material handling apparatus (2013-10-22),

6. 8429838 - Retrofitted excavator tooth attachment (2013-04-30),

7. 8307574 - Eccentric helical rotary lock (2012-11-13),

8. 8302333 - Excavation tooth lip adapter and fastening system therefor (2012-11-06),

9. 8261472 - Retrofitted excavator tooth attachment (2012-09-11),

10. 7980011 - Fully stabilized excavator tooth attachment (2011-07-19),

Black Cat Blades Ltd. is a Canadian company based in Edmonton, specializing in the design and manufacturing of high-quality cutting tools and blades. The organization focuses on delivering innovative solutions for various industries, including woodworking, metalworking, and construction. With a commitment to precision engineering, Black Cat Blades leverages advanced materials and technologies to enhance the performance and durability of its products, catering to both professional and DIY markets.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

10 Patents

#29 in Edmonton

#1,523 in Canada

#55,986 in the World

Edmonton, Canada

Black Cat Blades Ltd.

Forward Citations = 146

1 inventor:

John A Ruvang (10 out of 40 patents)

John A Ruvang (0 patent)

Please report any incorrect information to [email protected]

2 patents (CIPO):

Please report any incorrect information to [email protected]

3 patents (EPO):

Please report any incorrect information to [email protected]