RJ LEE GROUP, INC.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

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 3203
 
  
 
C10G CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION 161
 
  
 
C22F CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS OR NON-FERROUS ALLOYS 136

Top Patents (by citation)

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

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9920262 Methods of separation of pyrolysis oilsNov 22, 16Mar 20, 18[C10G]
9618439 Thermophoretic samplerFeb 04, 15Apr 11, 17[G01N]
9291611 Methods for quantitative analysis of asbestos in vermiculite-containing materialsJun 14, 13Mar 22, 16[G01N]
8973447 Thermophoretic samplerMay 24, 12Mar 10, 15[G01N]
7056400 Method of separating superalloy metal powder from admixed contaminantsApr 22, 03Jun 06, 06[C22F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0276,539 METHOD FOR NON-DESTRUCTIVE CONDITION ASSESSMENT AND STRUCTURAL MONITORING OF CONCRETE RAILROAD TIES IN TRACKAbandonedApr 19, 13Oct 24, 13[G01N]
2005/0165,262 Low energy method of pyrolysis of hydrocarbon materials such as rubberAbandonedNov 18, 04Jul 28, 05[C10G]
5281792 Battery warmerExpiredAug 30, 91Jan 25, 94[H02J, H05B]
5243864 Device for collecting airborne particulate samplesExpiredAug 16, 91Sep 14, 93[G01N]
5216500 Simultaneously recording of video image and microscope stage position dataExpiredJul 15, 91Jun 01, 93[H04N]
5004920 Method of preparing membrane filters for transmission electron microscopyExpiredJun 12, 90Apr 02, 91[G01N]
4919300 Shipping deviceExpiredMar 31, 89Apr 24, 90[B65D]

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!.