Patent Assignment
Reel/Frame 027981/0386
Assignment of Assignor's Interest
Recorded: 2012-04-03
Pages: 3
Assignee
CURTIS INSTRUMENTS, INC.
235 EAST AIRWAY BOULEVARD, LIVERMORE, CALIFORNIA, 94550
Covered Property
(1)
Motor Controller with Integrated Safety Function to Eliminate Requirement for External Contactor
Related Assignments
(8)
Other recorded transfers of the patent in this record — the chain of ownership.
Security Agreement
Jul 22, 2015
From: CURTIS INSTRUMENTS, INC.
To: TD BANK, N.A.
Reel/Frame 036151/0428 →
Amended and Restated Security Agreement
Aug 14, 2019
From: CURTIS INSTRUMENTS, INC.
To: TD BANK, N.A.
Reel/Frame 050048/0354 →
Release of Security Interest
Dec 28, 2021
From: TD BANK, N.A.
To: CURTIS INSTRUMENTS, INC.
Reel/Frame 058597/0776 →
Patent Security Agreement (Term)
May 2, 2024
From: CURTIS INSTRUMENTS, INC.; DISCOVERY ENERGY, LLC; HEILA TECHNOLOGIES, INC.
To: BANK OF AMERICA, N.A, AS COLLATERAL AGENT
Reel/Frame 067290/0853 →
Patent Security Agreement (Abl)
May 3, 2024
From: CURTIS INSTRUMENTS, INC.; DISCOVERY ENERGY, LLC; HEILA TECHNOLOGIES, INC.
To: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
Reel/Frame 067306/0903 →
Release of Term Loan Security Interest Recorded at Reel/Frame 067290/0853
Sep 19, 2025
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: CURTIS INSTRUMENTS, INC.
Reel/Frame 072904/0439 →
Release of Abl Security Interest Recorded at Reel/Frame 067306/0903
Sep 19, 2025
From: BANK OF AMERICA, N.A., AS COLLATERAL AGENT
To: CURTIS INSTRUMENTS, INC.
Reel/Frame 072904/0407 →
Merger
Jan 15, 2026
From: CURTIS INSTRUMENTS, INC.
To: PARKER-HANNIFIN CORPORATION
Reel/Frame 073487/0157 →