Forward Citations = 135

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4 inventors (with patents filed for the assignee):

Piro T Shkurti (3 out of 4 patents)

Vitold P Serafin (3 out of 6 patents)

Barry Tate (2 out of 2 patents)

4. Darryl J Firmaniuk (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6341653 - Junk basket and method of use (2002-01-29),

2. 6244642 - Retrievable bridge plug and retrieving tool (2001-06-12),

3. 6220348 - Retrievable bridge plug and retrieving tool (2001-04-24),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#303 in Calgary

#4,374 in Canada

Calgary, Canada

Polar Completions Engineering, Inc.

Forward Citations = 135

4 inventors:

Piro T Shkurti (3 out of 4 patents)

Vitold P Serafin (3 out of 6 patents)

Barry Tate (2 out of 2 patents)

4. Darryl J Firmaniuk (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Polar Completions Engineering, Inc.. Retrieved from https://idiyas.com/company/polar-completions-engineering

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]