SCANTRON CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06K RECOGNITION OF DATA; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS 5193
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 4238
 
  
 
G09B EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS 241
 
  
 
B65H HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES178
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9828204 Interface housings to couple a scanner and a sheet stackerMay 25, 16Nov 28, 17[H04N, B65H]
9800753 Data buffering and interleaved transmission of scanned dataMay 27, 16Oct 24, 17[H04N]
8718535 Data collection and transfer techniques for scannable formsJan 28, 11May 06, 14[G09B]
8358964 Methods and systems for collecting responsesApr 23, 08Jan 22, 13[G09B, H04N, G06F, G06K]
7298901 Scannable form and systemApr 07, 04Nov 20, 07[G06K]
D519156 Scannable formMay 18, 04Apr 18, 06[]
6552829 Optical scanning device having a calibrated pixel output and method for calibrating such a deviceJun 16, 00Apr 22, 03[H04N]
6459509 Optical scanning device having a calibrated pixel output and a method for calibrating such a deviceJun 16, 00Oct 01, 02[H04N]
5711673 Method for interpreting a plurality of response marks on a scannable surfaceFeb 24, 95Jan 27, 98[G06K]
5420407 Adjustable read level threshold for optical mark scanningSep 17, 93May 30, 95[G06K]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2003/0017,442 Standards-based adaptive educational measurement and assessment system and methodAbandonedJun 17, 02Jan 23, 03[G09B]
5085587 Scannable form and systemExpiredAug 07, 90Feb 04, 92[G09B]

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