Case Number:

IPR2021-01033

Case Type:

IPR

Status:

Final Written Decision - Appealed

Petitioner:

Halliburton Energy Services, Inc. et al.

1. Filed: June 18, 2021 00:00

   Coverage

   1. January 06, 2023

      PTAB Trims 3 Fracking Patents Challenged By Halliburton

      The Patent Trial and Appeal Board has partially wiped out a trio of fracking patents challenged by oil field service giant Halliburton, invalidating claims in one patent as obvious and refusing to substitute canceled claims in two other patents with overly broad proposals.

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