Nitrogen pressure tool
The broken lines in the drawings depict portions of the nitrogen pressure tool that form no part of the claimed design. The dot-dash broken lines depict the boundaries of the enlargements and form no part of the claimed design.
Claims
The ornamental design for a nitrogen pressure tool, as shown and described.
Type: Grant
Filed: Nov 13, 2025
Date of Patent: Oct 6, 2026
Inventor: Quanpeng Li (Gaozhou)
Primary Examiner: Gino Colan
Application Number: 30/032,802