Patent Assignment
Reel/Frame 044408/0046
Assignment of Assignor's Interest
Recorded: 2017-12-15
Pages: 5
Assignor
PRUDENT ENERGY, INC.
Executed: 2017-12-06
Assignee
BEIJING PU NENG CENTURY SCI. & TECH. CO. LTD.
ROOM 305-24, 3/F, TOWER A, BUILDING NO. 1, NO. 2 YONG CHENG NORTH ROAD, HAIDIAN DISTRICT, BEIJING, 100094, CHINA
Covered Properties
(2)
Polymer Blend Proton Exchange Membrane and Method for Manufacturing the Same
Polymer Blend Proton Exchange Membrane and Method for Manufacturing the Same
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 23, 2010
From: HUANG, MIANYAN; ZHAO, YANLING; LI, LINLIN
To: BEIJING PRUDENT CENTURY TECHNOLOGY CO., LTD.
Reel/Frame 024583/0831 →
Change of Name
Mar 28, 2013
From: BEIJING PRUDENT CENTURY TECHNOLOGY CO., LTD.
To: PRUDENT ENERGY INC.
Reel/Frame 030105/0370 →
Corrective Assignment to Correct the Assignee's Address to Read "Room 102, Research Building B" Instead of "B-102, Research Building B" Previously Recorded on Reel 030105 Frame 0370. Assignor(S) Hereby Confirms the Conveyance to Prudent Energy Inc..
May 6, 2013
From: BEIJING PRUDENT CENTURY TECHNOLOGY CO., LTD.
To: PRUDENT ENERGY INC.
Reel/Frame 030359/0195 →
Assignment of Assignor's Interest
Nov 21, 2013
From: HUANG, MIANYAN; ZHAO, YANLING; LI, LINLIN
To: BEIJING PRUDENT CENTURY TECHNOLOGY CO., LTD.
Reel/Frame 031654/0039 →
Change of Name
Nov 21, 2013
From: BEIJING PRUDENT CENTURY TECHNOLOGY CO., LTD.
To: PRUDENT ENERGY INC.
Reel/Frame 031694/0445 →
Change of Name
Aug 22, 2018
From: JD HOLDING INC.
To: VRB ENERGY INC.
Reel/Frame 046913/0407 →
Corrective Assignment to Correct Application Numbers 12/810,950 and 13/934,046 Previously Record on Reel 048175 Frame 0806 Hereby Confirms Change of Name
Jan 7, 2019
From: JD HOLDING INC.
To: VRB ENERGY INC.
Reel/Frame 048175/0806 →
Corrective Assignment to Correct the Nature of Conveyance Previously Recorded at Reel: 048175 Frame: 0806. Assignor(S) Hereby Confirms the Change of Name.
Jan 31, 2019
From: JD HOLING INC.
To: VRB ENERY INC.
Reel/Frame 048203/0459 →
Assignment of Assignor's Interest
Oct 10, 2024
From: BEIJING PU NENG CENTURY SCI. & TECH. CO., LTD.
To: VRB ENERGY INC.
Reel/Frame 068868/0800 →