PCS FERGUSON, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E21B EARTH OR ROCK DRILLING 2472
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 359
 
  
 
G01V GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS 377
 
  
 
F16F SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION158
 
  
 
F16J PISTONS; CYLINDERS; PRESSURE VESSELS IN GENERAL; SEALINGS149
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING172
 
  
 
F17D PIPE-LINE SYSTEMS; PIPE-LINES 113
 
  
 
G05B CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS 1100

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0066,502 METHOD AND APPARATUS FOR DETECTING PLUNGER ARRIVALOct 30, 17Mar 08, 18[G05B, E21B, G01V]
2016/0230,518 METHOD AND APPARATUS FOR DETECTING PLUNGER ARRIVALOct 22, 15Aug 11, 16[G05B, E21B, G01V]
2016/0069,152 GAS LIFT MANDREL AND ISOLATORSep 03, 15Mar 10, 16[E21B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9890621 Two-piece plungerOct 07, 15Feb 13, 18[E21B]
9863209 Gas lift mandrel and isolatorSep 03, 15Jan 09, 18[E21B]
9850746 Method and apparatus for detecting plunger arrivalOct 22, 15Dec 26, 17[G05B, E21B, G01V]
9714741 Method and system to volumetrically control additive pumpFeb 20, 14Jul 25, 17[F17D, E21B]
9181768 Method and apparatus for detecting plunger arrivalJun 15, 11Nov 10, 15[E21B, G01V]
7963326 Method and apparatus for utilizing pressure signature in conjunction with fall time as indicator in oil and gas wellsDec 18, 07Jun 21, 11[E21B]
7950464 Multi-well controllerJan 31, 07May 31, 11[E21B]
7878251 Multiple stage tool for use with plunger liftMar 19, 08Feb 01, 11[E21B]
7690425 Data logger plunger and method for its useFeb 17, 05Apr 06, 10[E21B]
7669648 Polymer shock absorber for use with well head lubricator assemblyAug 03, 07Mar 02, 10[F16F, E21B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7513752 Beam pump dynamic load monitoring and methodsExpiredSep 03, 04Apr 07, 09[G01H, F04B, E21B]
7450627 Wireless communication synchronizationExpiredDec 01, 05Nov 11, 08[H04B]
7343800 Linear position indicator system and methodExpiredSep 22, 06Mar 18, 08[G01F]
2006/0238,311 Wireless sensor analysis monitorAbandonedOct 21, 05Oct 26, 06[G09F]
2006/0238,330 Adaptable wireless sensorAbandonedNov 01, 05Oct 26, 06[G08B]
2006/0242,127 Field sensing networkAbandonedDec 01, 05Oct 26, 06[G06F]
6966366 Plunger enhanced chamber lift for well installationsExpiredSep 01, 04Nov 22, 05[E21B]
6914411 Power supply and method for controlling itExpiredMay 19, 03Jul 05, 05[H01M]
2005/0081,638 Sensing diaphragm for a differential pressure sensor with over-pressure protection and methodsAbandonedSep 03, 04Apr 21, 05[G01L]
2005/0083,062 Fluid level detection device and methodsAbandonedSep 03, 04Apr 21, 05[G02F]
2005/0083,206 Remote electrical power monitoring systems and methodsAbandonedSep 03, 04Apr 21, 05[G08B]
2005/0086,013 Analysis of ultrasonic reflections to measure distanceAbandonedSep 03, 04Apr 21, 05[G01B, G01F]
6830108 Plunger enhanced chamber lift for well installationsExpiredMay 19, 03Dec 14, 04[F04B, E21B]

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