Patent Assignment
Reel/Frame 033955/0017
Assignment of Assignor's Interest
Recorded: 2014-10-15
Pages: 3
Assignor
LEE, JONG-TAE
Executed: 2014-09-17
Assignees
PPI PYUNGWHA CO., LTD
1085-11, BEODEUL-RO, JANGAN-MYEON, HWASEONG-SI, GYEONGGI-DO, 445-941, KOREA, REPUBLIC OF
PYUNGWHA PIPE INDUSTRY INC.
444 N MICHIGAN AVE, SUITE 1200, CHICAGO, ILLINOIS, 60611
Covered Property
(1)
Rigid Ipvc Pipe Resin Composition Exhibiting Excellent Strength and Hydrostatic Pressure Resistance and Rigid Ipvc Pipe
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 13, 2018
From: PPI PYUNGWHA CO., LTD; PYUNGWHA PIPE INDUSTRY INC.
To: PPI PYUNGWHA CO., LTD; PPI AMERICA INC.
Reel/Frame 047483/0349 →
Change of Name
Mar 26, 2025
From: PPI CO., LTD.
To: PPI PIPE CO., LTD.
Reel/Frame 070629/0253 →
Change of Name
Mar 26, 2025
From: PPI PYUNGWHA CO., LTD.
To: PPI CO., LTD.
Reel/Frame 070629/0360 →