Patent Assignment
Reel/Frame 059018/0679
Assignment of Assignor's Interest
Recorded: 2022-02-15
Pages: 8
Assignee
COORSTEK, INC.
14143 DENVER WEST PARKWAY, SUITE 400, GOLDEN, COLORADO, 80401
Covered Property
(1)
Multi-Zone Silicon Nitride Wafer Heater Assembly Having Corrosion Protective Layer, and Methods of Making and Using the Same
Application:
16/918,889 →
Publication:
US 2021/0005480
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 15, 2022
From: FILER, ALAN
To: COORSTEK, INC.
Reel/Frame 059018/0739 →
Security Interest
Nov 23, 2022
From: COORSTEK, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 061860/0208 →
Security Interest
Oct 28, 2025
From: COORSTEK, INC.
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 072705/0315 →
Termination and Release of Confirmatory Grant of Security Interest in Patents
Oct 29, 2025
From: JPMORGAN CHASE BANK, N.A.
To: COORSTEK, INC.
Reel/Frame 073414/0270 →