IP Library › Granted Patent US 1,088,806
Granted Patent S1
US 1,088,806 · App. 29/863,825 · Granted Aug 19, 2025

Aircraft latch lock key

Inventors: Thomas J. Helsley (Placentia, CA); Lane Dennis Dalan (Hermosa Beach, CA)
Assignee: Hartwell Corporation
E05B27/0046E05B13/002E05B13/10E05B15/0205E05B27/0003E05B27/0017E05B27/0032E05B27/083E05B41/00E05B63/12E05B63/185E05C19/14E05C19/145B64D29/08E05B2015/023E05B27/0053
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Quick Facts
Patent No.
US 1,088,806
App. No.
29/863,825
Granted
Aug 19, 2025
Kind
S1
Claims (1)

The ornamental design for an aircraft latch lock key, as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 18, 2025
From: HELSEY, THOMAS J.
To: HARTWELL CORPORATION
Reel/Frame 071756/0170 →
Continuity (4)
Continuation 29848441 · Aug 2, 2022
Continuation 17326120 · May 20, 2021
Continuation 16393646 · Apr 24, 2019
Division 15510139
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