IP Library › Granted Patent US 1,015,516
Granted Patent S1
US 1,015,516 · App. 29/783,971 · Granted Feb 20, 2024

Air filter device

Inventors: Po-Hung Lin (Taoyuan, TW); Yu-De Lien (Taoyuan, TW)
Assignee: GREENFILTEC LTD.
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Quick Facts
Patent No.
US 1,015,516
App. No.
29/783,971
Granted
Feb 20, 2024
Kind
S1
Claims (1)

The ornamental design for an air filter device, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 18, 2021
From: LIN, PO-HUNG; LIEN, YU-DE
To: GREENFILTEC LTD.
Reel/Frame 056278/0355 →
Priority Claims (1)
TW 109307173 · Dec 21, 2020 · national