Sherritt Inc.

Calculating rank

USPTO Granted Patents = 4

Forward Citations = 43

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8 inventors (with patents filed for the assignee):

Karel Hajmrle (1 out of 16 patents)

Anthony Peter Chilkowich (1 out of 9 patents)

Arthur R Shirley, Jr (1 out of 25 patents)

4. Hugh C Scheie (1 out of 2 patents)

5. Milton Fischbein (1 out of 1 patent)

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

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

8. Barry N Doyle (1 out of 3 patents)

4 patents: Sort by Forward Citations

1. 5601933 - Low friction cobalt based coatings for titanium alloys (1997-02-11),

2. 5584908 - Micron-sized nickel metal powder and a process for the preparation (1996-12-17),

3. 5380354 - Recovery of metals from sulphidic material (1995-01-10),

4. 5366534 - Granular potassium sulfate preparation and process for production thereof (1994-11-22),

Company Overview

Sherritt Inc. is a diversified natural resource company that produces nickel, cobalt, oil, and electricity. With operations in Canada, Cuba, and Madagascar, Sherritt is a leader in the mining and energy sectors. The company's mission is to responsibly deliver excellent value to all stakeholders by safely leveraging its expertise and experience in mining, oil, and power generation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#9 in Fort

#3,468 in Canada

Fort, Canada

Sherritt Inc.

Forward Citations = 43

8 inventors:

Karel Hajmrle (1 out of 16 patents)

Anthony Peter Chilkowich (1 out of 9 patents)

Arthur R Shirley, Jr (1 out of 25 patents)

4. Hugh C Scheie (1 out of 2 patents)

5. Milton Fischbein (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sherritt Inc.. Retrieved from https://idiyas.com/company/sherritt

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]