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Pearson; C. Mark Patent Filings

Pearson; C. Mark

Patent Applications and Registrations

Patent applications and USPTO patent grants for Pearson; C. Mark.The latest application filed is for "rate control method for hydraulic fracturing".

Company Profile
0.4.0
  • Pearson; C. Mark - Anchorage AK
  • Pearson; C. Mark - Plano TX
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Rate control method for hydraulic fracturing
Grant 5,054,554 - Pearson October 8, 1
1991-10-08
System for monitoring fluids during well stimulation processes
Grant 4,901,563 - Pearson February 20, 1
1990-02-20
System for monitoring fluids during well stimulation processes
Grant 4,845,981 - Pearson July 11, 1
1989-07-11
Method and system for determining fluid pressures in wellbores and tubular conduits
Grant 4,726,219 - Pearson , et al. February 23, 1
1988-02-23
Company Registrations
SEC0001256913PEARSON C MARK

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