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Calgary, Canada

Calfrac Well Services Ltd.

USPTO Granted Patents = 11

CIPO Patents = 7

Trademarks = 11

Forward Citations = 50

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15 inventors (with patents filed for the assignee):

Ronald G Pierce (4 out of 6 patents)

Dwight Bobier (3 out of 3 patents)

Timothy Tyler Leshchyshyn (3 out of 3 patents)

4. Peter William Beaton (3 out of 3 patents)

5. Thomas Michael Coolen (3 out of 3 patents)

6. Alan K Olson (3 out of 3 patents)

7. Junad Amin (3 out of 6 patents)

8. Travis Lee Allan (3 out of 5 patents)

9. Mark Andreychuk (1 out of 32 patents)

10. David Horton (1 out of 12 patents)

11. Donald Robert Battenfelder (1 out of 1 patent)

12. Leslie M Wise (1 out of 1 patent)

13. Brendon Hamilton (1 out of 3 patents)

14. James Collins (1 out of 1 patent)

15. Alan L Jones (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 9365764 - Slickwater fracturing fluid (2016-06-14),

2. 8672032 - Split stream oilfield pumping system utilizing recycled, high reid vapor pressure fluid (2014-03-18),

3. 8522875 - Hydrocarbon-based fracturing fluid compositions, methods of preparation and methods of use (2013-09-03),

4. 8387699 - Green coal bed methane fracturing fluid compositions, methods of preparation and methods of use (2013-03-05),

5. 8211834 - Hydrocarbon-based fracturing fluid compositions, methods of preparation and methods of use (2012-07-03),

6. 7841397 - Straddle packer and method for using the same in a well bore (2010-11-30),

7. 7810570 - Shock-release fluid fracturing method and apparatus (2010-10-12),

8. 7422061 - Fluid loss additives and methods (2008-09-09),

9. 7399732 - Fracturing fluid containing amphoteric glycinate surfactant (2008-07-15),

10. 6844297 - Fracturing method using aqueous or acid based fluids (2005-01-18),

11. 6838418 - Fracturing fluid (2005-01-04),

Calfrac Well Services Ltd. is a leading provider of specialized oilfield services in North America and internationally. With a focus on hydraulic fracturing, coiled tubing, cementing, acidizing, and other well stimulation services, Calfrac offers innovative solutions to optimize oil and gas production. The company operates in key oil and gas basins and employs a team of experienced professionals dedicated to delivering superior results for their clients.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

11 Patents

#95 in Calgary

#1,322 in Canada

#50,190 in the World

Calgary, Canada

Calfrac Well Services Ltd.

Forward Citations = 50

15 inventors:

Ronald G Pierce (4 out of 6 patents)

Dwight Bobier (3 out of 3 patents)

Timothy Tyler Leshchyshyn (3 out of 3 patents)

4. Peter William Beaton (3 out of 3 patents)

5. Thomas Michael Coolen (3 out of 3 patents)

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