PII Limited

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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 6200
 
  
 
G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING STRUCTURES OR APPARATUS NOT OTHERWISE PROVIDED FOR364
 
  
 
B08B CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL 256
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 159
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 158
 
  
 
G01R MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES 1158

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9404903 Method for pipeline inspectionNov 21, 12Aug 02, 16[G01M, G01N]
8487610 Magnetising assemblyMay 03, 10Jul 16, 13[G01R]
8373411 Sensor system for an in-line inspection toolDec 05, 05Feb 12, 13[G01N]
8291780 Sensor finger module for a pipeline inspection toolJun 30, 05Oct 23, 12[G01M]
8286479 Motorless speed control pipeline apparatus and methodFeb 24, 10Oct 16, 12[G01F]
8264219 In-line pipe inspection toolJul 23, 10Sep 11, 12[G01N, G01R]
8201454 Pipeline inspection apparatus and methodNov 05, 08Jun 19, 12[G01N, A61B]
7784368 In-line pipe inspection toolJun 20, 05Aug 31, 10[G01M, G01N]
7458289 Sensor system for an pipeline inspection toolMar 17, 06Dec 02, 08[G01D]
7406873 Electromagnetic acoustic transducerJun 18, 04Aug 05, 08[G01N]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0174,674 APPARATUS FOR PIPELINE INSPECTIONAbandonedJan 10, 12Jul 11, 13[G01B]
2013/0133,429 APPARATUS FOR PIPELINE INSPECTIONAbandonedMay 25, 12May 30, 13[G01N]
2013/0025,370 APPARATUS FOR PIPELINE INSPECTION AND METHOD OF PIPELINE INSPECTIONAbandonedMay 25, 12Jan 31, 13[G01N]
2012/0325,004 APPARATUS FOR PIPELINE INSPECTION AND METHOD OF PIPELINE INSPECTIONAbandonedMay 25, 12Dec 27, 12[G01N]
2012/0297,882 APPARATUS FOR PIPELINE INSPECTIONAbandonedMay 18, 12Nov 29, 12[G01N]
2012/0242,519 METHOD AND APPARATUS FOR DATA COMPRESSIONAbandonedMar 21, 12Sep 27, 12[H03M]
2012/0174,689 APPARATUS FOR PIPELINE INSPECTION AND METHOD OF CONTROLLING SAMEAbandonedJan 10, 12Jul 12, 12[F16K, G01B]
2012/0175,537 APPARATUS FOR PIPELINE INSPECTION AND METHOD OF ASSEMBLYAbandonedJan 10, 12Jul 12, 12[F16K, B23P]
2012/0176,127 APPARATUS FOR PIPELINE INSPECTIONAbandonedJan 10, 12Jul 12, 12[G01N]
2011/0167,914 INTEGRATED MULTI-SENSOR NON-DESTRUCTIVE TESTINGAbandonedJun 29, 09Jul 14, 11[G01N]
7975342 Device for moving a pig through a conduit, such as a pipelineExpiredOct 02, 09Jul 12, 11[B08B]
2010/0308,809 PIPELINE GEOMETRY SENSORAbandonedOct 13, 08Dec 09, 10[G01N]
7024935 Electromagnetic acoustic transducersExpiredJan 28, 03Apr 11, 06[G01N]
2006/0064,829 Pipeline pigAbandonedSep 29, 05Mar 30, 06[B08B]
2001/0010,104 Pipeline pigsAbandonedDec 07, 00Aug 02, 01[B08B]

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