LITMUS CONCEPTS, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C12N MICRO-ORGANISMS OR ENZYMES; COMPOSITIONS THEREOF 1166
 
  
 
C12Q MEASURING OR TESTING PROCESSES INVOLVING ENZYMES OR MICRO-ORGANISMS 1124
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5571684 Assay for proline iminopeptidase and other hydrolytic activitiesJan 17, 95Nov 05, 96[C12Q, C12N, G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6451607 External dried-reagent control for analytical test devicesExpiredMar 21, 00Sep 17, 02[G01N]
6251621 Reporter enzyme release technology: methods of assaying for the presence of aspartic proteases and other hydrolytic enzyme activitiesExpiredMar 17, 95Jun 26, 01[C12Q]
6200817 PH and amine test elements and applications to diagnosis of vaginal infectionsExpiredMar 17, 98Mar 13, 01[G01N]
5068197 Fecal occult blood test methodsExpiredMay 17, 90Nov 26, 91[G01N]
5053342 Fecal occult blood test reagentsExpiredMay 07, 90Oct 01, 91[G01N]
4971914 Developer for fecal occult blood testsExpiredMar 28, 88Nov 20, 90[G01N]
4942132 Reagent composition for fecal occult blood testsExpiredMar 28, 88Jul 17, 90[C12Q, G01N]
4939097 Fecal occult blood test methodsExpiredDec 24, 87Jul 03, 90[G01N]
4937197 Fecal occult blood test methodExpiredFeb 11, 88Jun 26, 90[G01N]
4820646 Fecal occult blood test methodExpiredMar 28, 88Apr 11, 89[G01N]
4818702 Fecal occult blood test reagentExpiredMar 31, 88Apr 04, 89[G01N]
4615982 Fecal occult blood testExpiredDec 11, 84Oct 07, 86[G01N]

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