MPD Technology Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
F01K STEAM ENGINE PLANTS; STEAM ACCUMULATORS; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES 127
 
  
 
F25B REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS 167

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE30840 Hydrogen-hydride absorption systems and methods for refrigeration and heat pump cyclesJun 04, 79Jan 05, 82[F01K, F25B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4566281 Reaction heat storage method for hydride tanksExpiredFeb 12, 79Jan 28, 86[F17C, F26B]
4557893 Process for producing composite material by milling the metal to 50% saturation hardness then co-milling with the hard phaseExpiredJun 24, 83Dec 10, 85[B22F]
4486225 Production of highly reflective metal flakeExpiredJun 07, 82Dec 04, 84[B22F]
4482374 Production of electrically conductive metal flakeExpiredJun 07, 82Nov 13, 84[B22F]
4455167 Nickel-zinc dust-iron-nickel powder pigment systemExpiredJul 05, 83Jun 19, 84[B22F]
4433063 Hydrogen sorbent compositionExpiredJan 25, 82Feb 21, 84[B01J]
4410413 Cathode for electrolytic production of hydrogenExpiredOct 05, 81Oct 18, 83[C25B]
4409038 Method of producing Al-Li alloys with improved properties and productExpiredJul 31, 80Oct 11, 83[C22F]
4396114 Flexible means for storing and recovering hydrogenExpiredSep 21, 81Aug 02, 83[F17C, F17D]
4396588 Preparation of cis-diamminediaquaplatinum(II) nitrateExpiredNov 23, 81Aug 02, 83[C01G]
4389240 Alloying methodExpiredJul 09, 82Jun 21, 83[C22C]
4389241 Process for producing lithium-metal master alloyExpiredAug 30, 82Jun 21, 83[C22C]
4385494 Fast-acting self-resetting hydride actuatorExpiredJun 15, 81May 31, 83[F03G]
4384928 Anode for oxygen evolutionExpiredSep 28, 81May 24, 83[C25B]
4385019 Production of a polymeric active compositionExpiredJan 19, 81May 24, 83[B29D]
4358352 Electrodeposition of platinum from a cis-diamminedihaloplatinum (II) electrolyteExpiredJun 22, 81Nov 09, 82[C25D]
4335087 Process for preparing cis-Pt(NH.sub.3).sub.2 Cl.sub.2ExpiredNov 14, 80Jun 15, 82[C01G]
4332780 Preparation of cis-diammine diodo platinum (II)ExpiredMar 09, 81Jun 01, 82[C01G]
4320184 Production of a cell electrode systemExpiredJan 19, 81Mar 16, 82[H01M]

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