Download Docs
Export

FLUID OPERATED RETRACTORS

07/487,645 | 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 FILE REPOSITORY (FRANCONIA)
Filed March 2, 1990
Examiner MICHAEL H THALER
Class 128
Art Group 3309
Patent No. 5,331,975
Case Type Utility - 128/898000
Status Patented Case
Child 07/731,534 Patented
Child 08/54,416 Abandoned
Child 08/216,097 Abandoned
Child 08/195,337 Patented
Child 08/419,851 Abandoned
Child 08/283,997 Patented
Show All
Last Updated: 5 years, 1 month ago
Date # Transaction