Resources Contact Us Home
Browse by Category: Main > Business
Class Information
Number: 434/360
Name: Education and demonstration > Question or problem eliciting response > Grading of response form > Means sensing aperture representing response
Description: Subject matter including means for detecting an aperture made in a means (e.g., a sheet, etc.) by an examinee to indicate his response.

Patents under this class:

Patent Number Title Of Patent Date Issued

  Recently Added Patents
Verifiable service policy implementation for intermediate networking devices
White light emitting diode (LED) lighting device
Motion compensated overlay
Towel clip
System and method for detecting crop rows in an agricultural field
Model matching for trace link generation
Multilayer films having reduced curling
  Randomly Featured Patents
Pressure sensor component with hose connection
Self-contained, real-time spectrum analyzer
Gardening spraying nozzle
Air inlet aftercooler mounting and sealing system
Hand-held electronic device with hidden keyboard
Differential pressure sensor with overload damping
Systems and methods for non-periodic pulse sequential lateral solidification
Magneto-optical recording medium production method
Plant anchor
Controlling the range and resolution of offset correction applied to the output of a charge coupled device