IP Library › Granted Patent US 1,135,674
Granted Patent S1
US 1,135,674 · App. 29/998,733 · Granted Jul 21, 2026

Spirit level

Inventor: Tao Chen (Nanjing, CN)
Assignee: Shenzhen QiYiDian Intelligent Technology Co., Ltd
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Quick Facts
Patent No.
US 1,135,674
App. No.
29/998,733
Granted
Jul 21, 2026
Kind
S1
Claims (1)

The ornamental design for a spirit level, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 16, 2025
From: CHEN, TAO
To: SHENZHEN QIYIDIAN INTELLIGENT TECHNOLOGY CO., LTD
Reel/Frame 070844/0029 →
Priority Claims (1)
CN 202530149229.0 · Mar 25, 2025 · national
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US D882427S · Shao · 2020 [cited by examiner]
US 11255668B2 · Calhoun · 2022 [cited by examiner]
US D1000977S · Liu · 2023 [cited by applicant]
US D1063660S · Li · 2025 [cited by applicant]
US D1063661S · Li · 2025 [cited by applicant]
US D1064862S · Yang · 2025 [cited by examiner]