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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 492
 
  
 
C09K MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR392
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 3203
 
  
 
B09C RECLAMATION OF CONTAMINATED SOIL 18
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0030,331 Alkoxyphenyl Carboxylic Acid TracersFeb 05, 16Feb 01, 18[C09K, C07C, G01N, E21B]
2016/0003,040 TracersDec 23, 13Jan 07, 16[C09K, G01N, E21B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9856732 TracersDec 23, 13Jan 02, 18[C09K, B09C, G01N, E21B]
8895484 Use of biphenyl, terphenyl, and fluorene sulphonic acid based tracers for monitoring streams of fluidsJun 19, 07Nov 25, 14[G01N, E21B]

Expired/Abandoned/Withdrawn Patents

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Top Inventors for This Owner

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