PATLY.AIApplication
19452722 · HYBRID ROTATING SEALING ELEMENT AND HYBRID ANNULAR SEALING SYSTEM
Filed 2026-01-19 · Pending The official file ↗ · Art unit 3672 · Examiner Kristyn A Hall Typical · CPC E21B 33/085 · GRANT PRIDECO, INC. · ANGELO IP
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first was Restriction requirement
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