Patent Assignment
Reel/Frame 061144/0665
Assignment of Assignor's Interest
Recorded: 2022-08-11
Pages: 5
Assignors
PETTENGILL, TRAVIS
Executed: 2019-02-13
BARKER, BILL, JR.
Executed: 2019-02-12
SIPES, WAYNE
Executed: 2019-02-13
Assignee
ZEFON INTERNATIONAL, INC
5350 1ST LANE, OCALA, FLORIDA, 34474
Covered Property
(1)
Device for Collecting Particulate Matter
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Aug 11, 2022
From: ZEFON INTERNATIONAL, INC.
To: COLE-PARMER INSTRUMENT COMPANY LLC
Reel/Frame 060778/0635 →
Assignment of Assignor's Interest
Aug 11, 2022
From: RYAN, SCOTT
To: ZEFON INTERNATIONAL, INC.
Reel/Frame 060778/0948 →
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 →