ZEFON INTERNATIONAL, 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 2204
 
  
 
C12M APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY 148
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 161

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7926368 Humidity-controlled gas-borne matter collection deviceOct 26, 07Apr 19, 11[G01N]
7205145 Gas-borne matter collection deviceMar 24, 04Apr 17, 07[C12M]
D441440 Dust cassette assemblyApr 28, 00May 01, 01[2304]
5370004 Multiple port personal air sampling apparatusMay 26, 93Dec 06, 94[G01N]
5295790 Flow-controlled sampling pump apparatusDec 21, 92Mar 22, 94[F04B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0021,997 Catheter securement deviceAbandonedJul 21, 10Jan 27, 11[A61M]
2008/0200,880 Catheter anchorAbandonedFeb 15, 07Aug 21, 08[A61M]
2006/0127,966 Method of collecting gas-borne viable matterAbandonedFeb 06, 06Jun 15, 06[C12Q, C12M, G01N]
2006/0128,008 Gas-borne matter collection deviceAbandonedFeb 06, 06Jun 15, 06[C12M]
2005/0266,415 Method for sampling gas-borne matterAbandonedMay 28, 04Dec 01, 05[C12Q, G01N]
2004/0237,671 Gas sampling apparatusAbandonedMay 28, 04Dec 02, 04[G01N]

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