IP Library Assignment 023403/0843
Patent Assignment
Reel/Frame 023403/0843

Assignment of Assignor's Interest

Recorded: 2009-10-21 Pages: 2
Assignors
PIOTROWSKI, THOMAS C
Executed: 2005-12-20
MUTZBAUER, CHRISTIAN A
Executed: 2005-12-20
Assignee
THE PROTECTOSEAL COMPANY
225 WEST FOSTER AVENUE, BENSENVILLE, ILLINOIS, 60106
Covered Property (1)
Vacuum Breaker Arrangement with Externally Protruding Collapsible Valve Part
Patent: 8,317,049 →
Application: 11/312,283 →
Publication: US 2007/0138189
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Interest May 21, 2023
From: THE PROTECTOSEAL COMPANY
To: CIBC BANK USA
Reel/Frame 063710/0591 →