DROPSA S.P.A.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F16N LUBRICATING97
 
  
 
F01M LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING 330
 
  
 
F04B POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS 260
 
  
 
F16K VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING271
 
  
 
G01F MEASURING VOLUME, VOLUME FLOW, MASS FLOW, OR LIQUID LEVEL; METERING BY VOLUME 257
 
  
 
B65G TRANSPORT OR STORAGE DEVICES, e.g. CONVEYERS FOR LOADING OR TIPPING; SHOP CONVEYER SYSTEMS; PNEUMATIC TUBE CONVEYERS 166
 
  
 
B67D DISPENSING, DELIVERING, OR TRANSFERRING LIQUIDS, NOT OTHERWISE PROVIDED FOR 141
 
  
 
F01B MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES 126
 
  
 
G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS198
 
  
 
G01N INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES 1205

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0031,179 Pump provided with a reservoir of a lubricantJul 27, 17Feb 01, 18[F16N]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9423039 Progressive modular distributorOct 31, 13Aug 23, 16[F16K, F16N]
9303815 Lubrication device with flowmeterFeb 25, 13Apr 05, 16[F16N, G01F]
9157576 Lubrication device with fluid lubricant flow rate regulationFeb 25, 13Oct 13, 15[F16K, F16N]
9127808 Minimal lubrication deviceNov 23, 10Sep 08, 15[F16N, F01M]
8881871 Minimal lubrication deviceJul 30, 11Nov 11, 14[F16N, F01M]
8844681 Device for oil or fluid grease lubricationNov 23, 10Sep 30, 14[F16N, F01M, G01F]
8783417 Minimal lubrication device with fine regulation of the oil flowJul 30, 11Jul 22, 14[F16N]
8257065 High pressure lubricant pump for steelworksOct 11, 07Sep 04, 12[F16K, F04B, F01B]
7849969 Lubrication device for machine toolsDec 06, 06Dec 14, 10[B67D]
7819236 Conveyor and lubrication process for a conveyor belt of a conveyor for bottles or containers in generalNov 07, 06Oct 26, 10[F16N, B65G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2011/0120,803 MINIMAL LUBRICATION DEVICEAbandonedNov 23, 10May 26, 11[F16N]
2007/0204,488 Support device for a snowplough bladeAbandonedFeb 16, 07Sep 06, 07[E01H]
6824435 Lift and tilt adjustment device for an outboard motorExpiredDec 18, 02Nov 30, 04[B63H]
5010767 Modular device for measuring the volumetric flow rate of a liquid, particularly a lubricant fluid, in a hydraulic circuitExpiredOct 26, 89Apr 30, 91[G01F]
4921072 Modular progressive hydraulic distributor for lubrication systemsExpiredOct 13, 88May 01, 90[F16N]

Top Inventors for This Owner

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