Patent Assignment
Reel/Frame 021255/0829
Assignment of Assignor's Interest
Recorded: 2008-07-17
Pages: 6
Assignee
ELECTROGLAS, INC.
5729 FONTANOSO WAY, SAN JOSE, CALIFORNIA, 95138
Covered Property
(1)
Thin Wafer Chuck
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Nov 21, 2012
From: ELECTROGLAS, INC.
To: SENECA MERGER SUB, INC.
Reel/Frame 029339/0422 →
Assignment of Assignor's Interest
Nov 26, 2012
From: SENECA MERGER SUB, INC.
To: FORMFACTOR, INC.
Reel/Frame 029347/0346 →
Security Interest in United States Patents and Trademarks
Jul 12, 2016
From: FORMFACTOR, INC.; ASTRIA SEMICONDUCTOR HOLDINGS, INC.; CASCADE MICROTECH, INC.; MICRO-PROBE INCORPORATED
To: HSBC BANK USA, NATIONAL ASSOCIATION
Reel/Frame 039184/0280 →
Release of Security Interest
Aug 7, 2025
From: HSBC BANK USA, NATIONAL ASSOCIATION
To: FORMFACTOR, INC.
Reel/Frame 072853/0001 →