EDWARDS LIMITED

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F04D NON-POSITIVE-DISPLACEMENT PUMPS4933
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 4426
 
  
 
F04C ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS 4211
 
  
 
B01D SEPARATION 33101
 
  
 
F01C ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES 1813
 
  
 
F03C POSITIVE-DISPLACEMENT ENGINES DRIVEN BY LIQUIDS 188
 
  
 
C23C COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL 794
 
  
 
F01D NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES 758
 
  
 
F16C SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OF CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS 664
 
  
 
B01J CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS 5104

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0073,732 RADIANT BURNERMar 23, 16Mar 15, 18[F23G, F23D]
2018/0066,658 PUMP MONITORING APPARATUS AND METHODFeb 25, 16Mar 08, 18[F04B, F04C]
2018/0058,457 GAS SUPPLY APPARATUSFeb 02, 16Mar 01, 18[F16K, F04D, F04F]
2018/0032,419 PROCESSING TOOL MONITORINGJan 13, 16Feb 01, 18[G06F]
2017/0350,395 IMPROVEMENTS IN OR RELATING TO VACUUM PUMPING ARRANGEMENTJan 06, 16Dec 07, 17[F16K, H01L, F04C]
2016/0369,783 KINETIC ENERGY RECOVERY SYSTEMJun 14, 16Dec 22, 16[F04B, F04C, F03G, B60L]
2016/0369,806 VEHICLEJun 14, 16Dec 22, 16[F04C, F04D, B60L]
2016/0369,807 KINETIC ENERGY RECOVERY SYSTEMJun 14, 16Dec 22, 16[F04B, F04C, F04D]
2015/0377,239 VACUUM PUMPFeb 15, 13Dec 31, 15[F04D]
2015/0275,902 VACUUM PUMPOct 14, 13Oct 01, 15[F04D]

View all Publication..

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920761 Vacuum pump rotor for a vacuum pump having a roots pumping mechanismDec 14, 15Mar 20, 18[F04C, F03C, F01C]
9903378 Method of operating a pumping systemDec 12, 14Feb 27, 18[F04B, F04C, F04D]
9906159 Controller for a voltage converterAug 03, 12Feb 27, 18[H02M, G01R]
9879677 Vacuum pumpOct 24, 13Jan 30, 18[F04C, F01C]
9869317 PumpFeb 07, 13Jan 16, 18[F04C, F04D, F03D]
9822788 Vacuum pump with back-up bearing contact sensorOct 14, 13Nov 21, 17[F16C, F04D]
9759256 Vacuum pumpSep 04, 14Sep 12, 17[F16C, F04D]
9739278 Multi-stage vacuum pumpMar 19, 14Aug 22, 17[F04C, F01C]
9726176 Vacuum pumpingDec 17, 12Aug 08, 17[F04C]
9695814 Evacuating a chamberMay 31, 12Jul 04, 17[F04B, F04D]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0184,850 Radiant BurnerAbandonedJul 17, 13Jul 02, 15[F23G, F23D]
2015/0167,672 SCROLL COMPRESSORAbandonedJun 10, 13Jun 18, 15[F04C]
2015/0037,187 PumpAbandonedJan 29, 13Feb 05, 15[F04C]
2014/0093,412 VACUUM PUMP STATORS AND VACUUM PUMPSAbandonedMar 25, 13Apr 03, 14[F04C]
2014/0079,581 ROTOR FOR PUMPAbandonedApr 23, 12Mar 20, 14[F04C]
2014/0079,617 APPARATUS FOR TREATING A GAS STREAMAbandonedNov 21, 13Mar 20, 14[B01D]
2014/0017,109 SCROLL COMPRESSORAbandonedFeb 28, 12Jan 16, 14[F04C]
2013/0209,272 VACUUM PUMP CONTROL DEVICE AND VACUUM PUMPAbandonedJul 28, 11Aug 15, 13[F04B]
8480861 Method of treating gasExpiredSep 28, 06Jul 09, 13[B01J, B01D]
2013/0158,036 N,N-DISUBSTITUTED AMINOALKYLBIPHENYL ANTAGONISTS OF PROSTAGLANDIN D2 RECEPTORSAbandonedNov 01, 12Jun 20, 13[A61K]
2013/0071,274 VACUUM PUMPING SYSTEMAbandonedMar 30, 11Mar 21, 13[F04C]
8394179 Method of treating a gas streamExpiredJan 23, 08Mar 12, 13[B01D]
2012/0132,800 VACUUM SYSTEMAbandonedMar 30, 10May 31, 12[H01J, F04B]
2012/0045,322 VACUUM PUMPAbandonedMar 31, 10Feb 23, 12[F04B, F04D]
8105013 Vacuum pumpExpiredJan 09, 06Jan 31, 12[F04D]
2011/0287,373 PILOTAbandonedJan 21, 10Nov 24, 11[F23G, F23D]
2011/0123,355 VACUUM PUMPAbandonedJul 02, 09May 26, 11[F04B]
2011/0017,140 METHOD OF TREATING A GAS STREAMAbandonedFeb 11, 10Jan 27, 11[C23C, B01D]
2010/0303,696 METHOD OF TREATING A GAS STREAMAbandonedDec 02, 08Dec 02, 10[B01D]
2010/0290,966 METHOD AND APPARATUS FOR THE REMOVAL OF FLUORINE FROM A GAS STREAMAbandonedMay 23, 07Nov 18, 10[B01D]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.