Patent Assignment
Reel/Frame 073252/0682
Release of Security Interest
Recorded: 2025-12-18
Pages: 5
Assignor
JPMORGAN CHASE BANK, N.A.
Executed: 2025-12-16
Assignees
HAL LEONARD LLC
7777 WEST BLUEMOUND ROAD, MILWAUKEE, WISCONSIN, 53213
NOTEFLIGHT, LLC
579 FRANKLIN STREET, CAMBRIDGE, MASSACHUSETTS, 02139
Covered Properties
(2)
Portable Viewing Stand
Patent:
4,709,895 →
Application:
07/009,574 →
Interactive Music Notation Layout and Editing System
Related Assignments
(9)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignors Interest.
Mar 27, 1987
From: MARDAK, KEITH R.
To: HAL LEONARD PUBLISHING CORPORATION, A CORP. OF WI
Reel/Frame 004713/0079 →
Assignment of Assignor's Interest
Mar 6, 2011
From: BERKOVITZ, JOSEPH H.
To: NOTEFLIGHT, LLC
Reel/Frame 025907/0418 →
Security Interest
Aug 3, 2016
From: NOTEFLIGHT, LLC
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 039330/0414 →
Patent Security Agreement
Dec 1, 2023
From: HAL LEONARD LLC; NOTEFLIGHT, LLC
To: WILMINGTON TRUST, NATIONAL ASSOCIATION
Reel/Frame 065744/0771 →
Security Interest
Dec 1, 2023
From: HAL LEONARD LLC
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 065735/0320 →
Security Interest
Dec 1, 2023
From: HAL LEONARD LLC; NOTEFLIGHT, LLC
To: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
Reel/Frame 065735/0727 →
Release of Security Interest Recorded at Reel/Frame 039330/0414
Dec 4, 2023
From: JPMORGAN CHASE BANK, N.A., AS ADMINISTRATIVE AGENT
To: NOTEFLIGHT, LLC
Reel/Frame 065761/0632 →
Security Interest
Dec 17, 2025
From: MUSESCORE LIMITED; NOTEFLIGHT, LLC; ULTIMATE GUITAR USA LLC
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 073245/0672 →
Termination and Release of Security Interest in Patents, Recorded at Reel/Frame 065744/0771
Dec 18, 2025
From: WILMINGTON TRUST, NATIONAL ASSOCIATION
To: HAL LEONARD LLC; NOTEFLIGHT, LLC
Reel/Frame 074010/0512 →