Download Docs
Export

MASK SYSTEM WITH RADIALLY POSITIONED VENT HOLES

17/851,363 | 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 June 28, 2022
Examiner KATHRYN ELIZABETH DITMER
Class 128
Art Group 3785
Patent No. 11,969,552
Case Type Utility - 128/206240
Status Patented Case
Parent 17/474,357 Patented
Parent 17/361,420 Pending
Parent 15/964,887 Patented
Parent 15/724,732 Patented
Parent 15/682,117 Patented
Parent 15/440,972 Patented
Show All
Last Updated: 1 month ago
Date # Transaction