IP Library Assignment 027921/0774
Patent Assignment
Reel/Frame 027921/0774

Assignment of Assignor's Interest

Recorded: 2012-03-23 Pages: 2
Assignors
VAZQUEZ FAVELA, JAVIER
Executed: 2012-01-30
RAMIREZ CARRERO, MARIA CLAUDIA
Executed: 2012-01-12
SOSA BLANCO, CESAR ALBERTO
Executed: 2012-01-12
BOLIO ARCEO, HUGO
Executed: 2012-01-12
Assignee
CEMEX RESEARCH GROUP AG
ROMERSTRASSE 13, BRUGG BEI BIEL, 22555, SWITZERLAND
Covered Property (1)
Method and Installation for Beneficiation of Fly Ash Particles by Flash Combustion
Patent: 8,936,677 →
Application: 13/382,852 →
Publication: US 2012/0174825
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 13, 2020
From: CEMEX RESEARCH GROUP AG
To: CEMEX INNOVATION HOLDING LTD
Reel/Frame 052649/0817 →
Assignment of Assignor's Interest Apr 8, 2026
From: CEMEX INNOVATION HOLDING AG; CEMEX INNOVATION HOLDING LTD
To: CEMEX, S.A.B. DE C.V.
Reel/Frame 075480/0255 →