Download Docs
Export

PORTABLE CODE SYMBOL READING DEVICE WITH ONE-WAY WIRELESS DATA POCKET TRANSMISSION LINK TO BASE UNIT EMPLOYING CONDITION-DEPENDENT ACOUSTICAL SIGNALLING FOR DATA PACKET RECEPTION ACKNOWLEDGEMENT

08/292,237 | 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 Aug. 17, 1994
Examiner THIEN MINH LE
Class 235
Art Group 2876
Patent No. 5,808,285
Case Type Utility - 235/472000
Status Patented Case
Parent 07/898,919 Patented
Parent 07/761,123 Patented
Parent 07/583,421 Patented
Parent 07/821,917 Abandoned
Child 08/389,320 Abandoned
Child 08/874,221 Patented
Show All
Last Updated: 4 years, 8 months ago
Date # Transaction