IP Library › Granted Patent US 1,102,785
Granted Patent S1
US 1,102,785 · App. 29/905,163 · Granted Nov 25, 2025

Spring unit

Inventor: Luhao Leng (Xiamen, CN)
Assignee: New-Tec Integration (Xiamen) Co., Ltd.
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Quick Facts
Patent No.
US 1,102,785
App. No.
29/905,163
Granted
Nov 25, 2025
Kind
S1
Claims (1)

The ornamental design for a spring unit, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 17, 2023
From: LENG, LUHAO
To: NEW-TEC INTEGRATION (XIAMEN) CO., LTD.
Reel/Frame 065252/0407 →
Priority Claims (1)
CN 202330235797.3 · Apr 25, 2023 · national
References Cited (7)
US 4485506A · Stumpf · 1984 [cited by examiner]
US 12137813B2 · Jewett · 2024 [cited by examiner]
US 20240398129A1 · Leng · 2024 [cited by examiner]
US 20240423382A1 · Leng · 2024 [cited by examiner]
US 20250194811A1 · Leng · 2025 [cited by examiner]
US 20250194814A1 · Leng · 2025 [cited by examiner]
US 20250198475A1 · Leng · 2025 [cited by examiner]