Application
17372423 · Electromagnetic release device for use in vertical falling tests of tri-rotor UAVs
Filed 2021-07-10 · Granted · Patent 11655054 (2023-05-23) The official file ↗The patent and its PDF ↗ · Art unit 2855 · Examiner Mohammed E Keramet-Amircolai Typical · CPC B64F 5/60 · NORTHWESTERN POLYTECHNICAL UNIVERSITY · Bryan Liang
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first was Notice of allowance
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To first action
18.7 mo
to disposition 22.4 mo
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