IP Library Assignment 061984/0771
Patent Assignment
Reel/Frame 061984/0771

Employment Agreement

Recorded: 2022-11-22 Pages: 12
Assignor
LEISING, FRÉDÉRIC
Executed: 2019-09-01
Assignee
CHRYSO
7 RUE DE L'EUROPE, SERMAISES, 45300, FRANCE
Covered Property (1)
Fluidizing Compounds for Hydraulic Compositions
Application: 17/786,407 →
Publication: US 2023/0095714
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Nov 22, 2022
From: COLAS, ANTOINE; FROIDEVAUX, VINCENT ETIENNE CLAUDE
To: CHRYSO; SAINT-GOBAIN PLACO
Reel/Frame 061852/0512 →
Merger Feb 4, 2026
From: CHRYSO
To: STARCIN HOLDING FRANCE
Reel/Frame 073687/0298 →