Patent Assignment
Reel/Frame 025457/0915
Assignment of Assignor's Interest
Recorded: 2010-12-06
Pages: 3
Assignor
MINE SAFETY APPLIANCES COMPANY
Executed: 2010-11-09
Assignee
ZEFON INTERNATIONAL, INC.
5350 SW 1ST LANE, OCALA, FLORIDA, 34474
Covered Properties
(3)
Flow-Controlled Sampling Pump Apparatus
Patent:
5,295,790 →
Application:
07/994,532 →
Multiple Port Personal Air Sampling Apparatus
Patent:
5,370,004 →
Application:
08/068,318 →
Dust cassette assembly
Patent:
441,440 →
Application:
29/122,513 →
Related Assignments
(3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Feb 16, 1993
From: BOSSART, CLAYTON J.; ETHERIDGE, CHARLES H. JR.; GESTLER, CRAIG D.
To: MINE SAFETY APPLIANCES CO.
Reel/Frame 006420/0346 →
Assignment of Assignor's Interest
Apr 28, 2000
From: HARTMAN, RICHARD J.
To: MINE SAFETY APPLIANCES COMPANY
Reel/Frame 010773/0683 →
Assignment of Assignor's Interest
May 28, 2021
From: ZEFON INTERNATIONAL, INC.
To: COLE-PARMER INSTRUMENT COMPANY LLC
Reel/Frame 056384/0847 →