Patent Assignment
Reel/Frame 073540/0187
Security Interest
Recorded: 2026-01-21
Pages: 6
Assignor
PORTABLE SOLUTIONS GROUP, LLC, A DELAWARE LIMITED LIABILITY COMPANY
Executed: 2026-01-15
Assignee
TRUIST BANK, AS ADMINISTRATIVE AGENT
AGENCY SERVICES, 303 PEACHTREE ST., N.E., 25TH FLOOR, ATLANTA, GEORGIA, 30308
Covered Properties
(3)
User Accountability Restroom
Application:
18/499,803 →
Publication:
US 2024/0153331
Transportable Vehicle Access Control System
Modular Access Control System
Related Assignments
(10)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 25, 2007
From: SLAGEL, DAVID; SLAGEL, ROBERT
To: MODULAR SECURITY SYSTEMS, INC.
Reel/Frame 019472/0534 →
Security Agreement
Oct 8, 2012
From: MODULAR SECURITY SYSTEMS, INC.; PORTABLE SOLUTIONS GROUP, INC.; DROPBOX, INCORPORATED; INDUSTRIAL SANITATION, INC.
To: PEOPLES BANK, NATIONAL ASSOCIATION
Reel/Frame 029093/0611 →
Assignment of Assignor's Interest
Apr 25, 2013
From: SLAGEL, DAVID
To: MODULAR SECURITY SYSTEMS, INC.
Reel/Frame 030294/0770 →
Release of Security Interest
Feb 2, 2018
From: PEOPLES BANK
To: MODULAR SECURITY SYSTEMS, INC.; PORTABLE SOLUTIONS GROUP, INC.; DROPBOX, INCORPORATED; INDUSTRIAL SANITATION, INC.
Reel/Frame 045241/0206 →
Assignment of Assignor's Interest
Sep 16, 2024
From: SLAGEL, ROBERT RHETT
To: DROPBOX, INC.
Reel/Frame 068599/0268 →
Certificate of Conversion from a Corporation to a Limited Liability Company
Dec 17, 2024
From: MODULAR SECURITY SYSTEMS, INC.
To: MODULAR SECURITY SYSTEMS, LLC
Reel/Frame 069719/0807 →
Certificate of Conversion from a Corporation to a Limited Liability Company
Dec 17, 2024
From: DROPBOX INCORPORATED
To: DRPBX, LLC
Reel/Frame 069727/0132 →
Certificate of Merger
Dec 17, 2024
From: DRPBX, LLC
To: PORTABLE SOLUTIONS GROUP, LLC
Reel/Frame 069728/0634 →
Certificate of Merger
Dec 17, 2024
From: MODULAR SECURITY SYSTEMS, LLC
To: PORTABLE SOLUTIONS GROUP, LLC
Reel/Frame 069716/0914 →
Corrective Assignment to Correct the Assignee's Name Previously Recorded on Reel 68599 Frame 268. Assignor(S) Hereby Confirms the Assignment.
Jun 12, 2025
From: SLAGEL, ROBERT RHETT
To: DROPBOX INCORPORATED
Reel/Frame 071576/0271 →