IP Library › Assignment 044196/0887
Patent Assignment
Reel/Frame 044196/0887

Assignment of Assignor's Interest

Recorded: 2017-11-22 Pages: 6
Assignors
HULTEEN, JOHN C.
Executed: 2017-09-05
FROST, GEORGE W.
Executed: 2017-11-14
HAFFNER, RICHARD J.
Executed: 2017-08-28
SCHMIDT, ERNST L.
Executed: 2017-11-08
Assignee
3M INNOVATIVE PROPERTIES COMPANY
P.O. BOX 33427, ST. PAUL, MINNESOTA, 55133-3427
Covered Property (1)
Penetration Firestop System
Application: 15/564,761 →
Publication: US 2018/0112395