Application

19209009 · OVER-POSITIONING GRINDING METHOD OF HARD AND BRITTLE PIPE FITTING WITH LARGE LENGTH-TO-DIAMETER RATIO

Filed 2025-05-15 · Granted · Patent 12611746 (2026-04-28) The official file ↗The patent and its PDF ↗ · Art unit 3723 · Examiner Makena Markman Typical · CPC B24B 1/00 · TIANJIN UNIVERSITY · Dragon Sun Law Firm, PC

Office actions

first was Non-final rejection

RCEs

no appeal

To first action

1.9 mo

to disposition 11.4 mo

Statutes raised

0 actions read

Unlock the prosecution timelineIncluded in Pro, from $29 a month. Cancel any time.