Patent Assignment
Reel/Frame 055745/0486
Nunc Pro Tunc Assignment
Recorded: 2021-03-26
Pages: 5
Assignee
THE ROYAL INSTITUTION FOR THE ADVANCEMENT OF LEARNING/MCGILL UNIVERSITY
845 SHERBROOKE STREET WEST, MONTREAL, QUEBEC, H3A 0G4, CANADA
Covered Property
(1)
Cement-Free Porous Substrate for Plant Germination and Growth Made of Alkali-Activated Pozzolans
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Nunc Pro Tunc Assignment
Mar 26, 2021
From: ZAMPINI, DAVIDE; GUERINI, ALEXANDRE; CHAPELAT, JULIEN
To: CEMEX RESEARCH GROUP AG
Reel/Frame 055731/0446 →
Nunc Pro Tunc Assignment
Mar 26, 2021
From: THE ROYAL INSTITUTION FOR THE ADVANCEMENT OF LEARNING/MCGILL UNIVERSITY
To: CEMEX RESEARCH GROUP AG
Reel/Frame 055732/0340 →
Assignment of Assignor's Interest
Mar 26, 2021
From: CEMEX RESEARCH GROUP AG
To: CEMEX INNOVATION HOLDING LTD.
Reel/Frame 055732/0407 →
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 →