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SELF PROPELLED DEVICE WITH MAGNETIC COUPLING

14/691,349 | U.S. Patent Application

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Location ELECTRONIC
Filed April 20, 2015
Examiner HILARY LYNN JOHNS
Class 180
Art Group 3618
Patent No. 9,429,940
Case Type Utility - 180/167000
Status Patented Case
Parent 14/459,235 Patented
Parent 14/35,841 Patented
Parent 13/342,853 Patented
Parent 62/149,441 Expired
Parent 61/553,923 Expired
Parent 61/430,023 Expired
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Last Updated: 4 years, 7 months ago
Date # Transaction