Download Docs
Export

UNEQUAL-TORQUE COIL SPRING AND SPRING MOTOR THEREOF

16/660,441 | U.S. Patent Application

Interested in this case?

Request a Demo Track this case, and find millions of cases like it, let us show you how.
Location ELECTRONIC
Filed Oct. 22, 2019
Examiner SANG K KIM
Class 160
Art Group 3654
Patent No. 11,193,328
Case Type Utility - 160/170000
Status Patented Case
Parent 16/240,267 Patented
Parent 15/439,313 Patented
Child 105204038
Last Updated: 5 months, 2 weeks ago
Date # Transaction