IP Library › Assignment 056384/0847
Patent Assignment
Reel/Frame 056384/0847

Assignment of Assignor's Interest

Recorded: 2021-05-28 Pages: 9
Assignor
ZEFON INTERNATIONAL, INC.
Executed: 2019-08-30
Assignee
COLE-PARMER INSTRUMENT COMPANY LLC
625 EAST BUNKER COURT, VERNON HILLS, ILLINOIS, 60061
Covered Properties (7)
Improved Device for Collecting Particulate Matter
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 →
Gas-Borne Matter Collection Device
Patent: 7,205,145 →
Application: 10/808,114 →
Publication: US 2005/0214745
Humidity-Controlled Gas-Borne Matter Collection Device
Patent: 7,926,368 →
Application: 11/977,820 →
Publication: US 2008/0233636
Device for Collecting Particulate Matter
Application: 16/275,963 →
Publication: US 2019/0255474
Dust cassette assembly
Patent: 441,440 →
Application: 29/122,513 →
Related Assignments (11)
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 Mar 24, 2004
From: RYAN, SCOTT
To: ZEFON INTERNATIONAL, INC.
Reel/Frame 015136/0984 →
Assignment of Assignor's Interest Mar 5, 2008
From: RYAN, SCOTT
To: ZEFON INTERNATIONAL, INC.
Reel/Frame 020604/0887 →
Assignment of Assignor's Interest Dec 6, 2010
From: MINE SAFETY APPLIANCES COMPANY
To: ZEFON INTERNATIONAL, INC.
Reel/Frame 025457/0915 →
Assignment of Assignor's Interest Feb 14, 2019
From: PETTENGILL, TRAVIS; BARKER, BILL, JR; SIPES, WANE
To: ZEFON INTERNATIONAL, INC
Reel/Frame 048337/0252 →
Assignment of Assignor's Interest Apr 17, 2019
From: RYAN, SCOTT
To: ZEFON INTERNATIONAL, INC
Reel/Frame 048910/0605 →
Security Interest Nov 9, 2021
From: ZEPTOMETRIX LLC; ENVIRONMENTAL EXPRESS, INC.; COLE-PARMER INSTRUMENT COMPANY LLC; SPEX CERTIPREP, LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 058066/0423 →
Corrective Assignment to Correct the Third Assignor's First Name Previously Recorded at Reel: 048337 Frame: 0252. Assignor(S) Hereby Confirms the Assignment . Jul 5, 2022
From: PETTENGILL, TRAVIS; BARKER, BILL, JR.; SIPES, WAYNE
To: ZEFON INTERNATIONAL, INC
Reel/Frame 060572/0926 →
Termination and Release of Security Interest in Patents Recordednovember 9, 2021 at Reel 058066 Frame 0423 Jun 10, 2025
From: WILMINGTON TRUST, NATIONAL ASSOCIATION, AS COLLATERAL AGENT
To: ZEPTOMETRIX LLC; ENVIRONMENTAL EXPRESS, INC.; COLE-PARMER INSTRUMENT COMPANY LLC; SPEX CERTIPREP, LLC
Reel/Frame 071587/0751 →
Patent Security Agreement Jun 11, 2025
From: COLE-PARMER INSTRUMENT COMPANY LLC; SPEX CERTIPREP, LLC; SPEX SAMPLEPREP, LLC; ZEPTOMETRIX LLC
To: UBS, AG, STAMFORD BRANCH
Reel/Frame 071511/0113 →