Environmental Monitoring Systems, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 7199

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7785408 Particle collection apparatus and methodMay 02, 08Aug 31, 10[G01N]
7347112 Air sampler with integrated airflow sensingSep 27, 04Mar 25, 08[G01N]
7135060 Particle collection apparatus and methodNov 26, 03Nov 14, 06[G01N]
7051605 Bioaerosol slit impaction sampling deviceJan 25, 02May 30, 06[G01N]
6692553 Particle collection apparatus and methodOct 10, 01Feb 17, 04[G01N]
6463814 Bioaerosol slit impaction sampling deviceNov 03, 00Oct 15, 02[G01N]
5201231 Volumetric air sampler for collecting multiple discrete samplesApr 21, 92Apr 13, 93[G01N]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4831236 Apparatus for clearing a cellulose ester filterExpiredSep 14, 87May 16, 89[H05B]

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