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SELF PROPELLED DEVICE WITH MAGNETIC COUPLING

14/975,510 | U.S. Patent Application

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Location ELECTRONIC
Filed Dec. 18, 2015
Examiner HILARY LYNN JOHNS
Class 180
Art Group 3618
Patent No. 9,457,730
Case Type Utility - 180/167000
Status Patented Case
Parent 14/691,349 Patented
Parent 14/459,235 Patented
Parent 62/149,441 Expired
Parent 14/35,841 Patented
Parent 13/342,853 Patented
Parent 61/430,023 Expired
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Last Updated: 4 years, 8 months ago
Date # Transaction