IP Library Assignment 072222/0121
Patent Assignment
Reel/Frame 072222/0121

Assignment of Assignor's Interest

Recorded: 2025-09-11 Pages: 3
Assignors
SHAH, PARAG RASIKLAL
Executed: 2025-01-30
HU, YATAO RACHEL
Executed: 2025-01-30
Assignee
ECOVYST INC.
300 LINDENWOOD DRIVE, MALVERN, PENNSYLVANIA, 19355
Covered Property (1)
Catalyst for the Production of 1,3-Butadiene Giving a High Yield Based on a Support Comprising Aluminium and Sodium
Application: 19/100,335 →
Publication: US 2025/0276305
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 11, 2025
From: ROGOZA, JAROSLAW; JANKOWIAK, EWELINA; SITKO, MAGDALENA; SKOWRONEK, SZYMON
To: SYNTHOS S.A.
Reel/Frame 072222/0115 →
Assignment of Assignor's Interest Dec 16, 2025
From: ECOVYST, INC.
To: ADVANCED MATERIALS & CATALYSTS LLC
Reel/Frame 073229/0827 →