IP Library Granted Patent US 1,098,222
Granted Patent S1
US 1,098,222 · App. 29/835,950 · Granted Oct 14, 2025

Cartridge for a plasma arc torch

Inventors: Stephen M. Dunbar (Lebanon, NH); Christopher Pillsbury (Lebanon, NH); Micah Roberts (Lebanon, NH); Devin Karlson (Thetford Center, VT)
Assignee: Hypertherm, Inc.
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Quick Facts
Patent No.
US 1,098,222
App. No.
29/835,950
Granted
Oct 14, 2025
Kind
S1
Claims (1)

The ornamental design for a cartridge for a plasma arc torch as shown and described.

Assignments (2)
SECURITY INTEREST Recorded Dec 13, 2024
From: HYPERTHERM, INC.
To: BANK OF AMERICA, N.A.
Reel/Frame 069577/0777 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 23, 2022
From: DUNBAR, STEPHEN M.; PILLSBURY, CHRISTOPHER; ROBERTS, MICAH; KARLSON, DEVIN
To: HYPERTHERM, INC.
Reel/Frame 060288/0821 →
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