Sunkyong Industries Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
C07D HETEROCYCLIC COMPOUNDS 2160
 
  
 
A01N PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF 194
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139
 
  
 
A61K PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES 1254
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
C07C ACYCLIC OR CARBOCYCLIC COMPOUNDS 1137
 
  
 
C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS 1119

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6238761 Unidirectional fiber sheet for reinforcing concrete beams and methods of preparing the sameJul 25, 97May 29, 01[B32B]
5916587 Transdermal delivery matrix for piroxicamOct 03, 97Jun 29, 99[A61F]
5910307 Process of extracting and purifying biologically effective ingredients from combined medicinal plants and their extract compositionSep 19, 96Jun 08, 99[A61K, A01N]
5770770 Reactive distillation process and equipment for the production of acetic acid and methanol from methyl acetate hydrolysisDec 21, 95Jun 23, 98[C07C]
5470941 Thermoplastic biodegradable resins and a process of preparation thereofDec 23, 93Nov 28, 95[C08G]
5453507 Process for preparing 4-isothiazolin-3-oneFeb 04, 94Sep 26, 95[C07D]
5399700 Method for preparing enteric-coated oral drugs containing acid-unstable compoundsDec 29, 92Mar 21, 95[C07D]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6310239 Process for manufacturing terephthalic acidExpiredJun 29, 98Oct 30, 01[C07C]
6124033 Poly(vinyl alcohol) microfibrillar short fiber and method for its useExpiredDec 04, 96Sep 26, 00[D02G]
6075163 Process for manufacturing terephthalic acidExpiredJun 29, 98Jun 13, 00[C07C]
6031128 Process for manufacturing terephthalic acidExpiredJun 29, 98Feb 29, 00[C07C, B09B]
5919400 Stabilized isothiazolone solutionExpiredOct 02, 97Jul 06, 99[C09K, A61K, A01N, C07D]
5889013 Pyrimidine acyclonucleoside derivativesExpiredJan 04, 96Mar 30, 99[A61K, C07D]
5858290 Different shrinkage mixed yarn and method of producing suchExpiredSep 22, 97Jan 12, 99[D02G]
5660229 Plate type heat transfer deviceExpiredDec 31, 92Aug 26, 97[F28D]
5657521 Method for manufacturing suede-like woven fabricsExpiredFeb 08, 96Aug 19, 97[D06H, B32B]
5541183 Ginkgolide derivativesExpiredDec 29, 94Jul 30, 96[A61K, C07D]
5466829 Ginkgolide derivatives and a process for preparing themExpiredJul 05, 94Nov 14, 95[C07D]
5395947 Platinum(II) complex and processes for preparing the sameExpiredSep 14, 93Mar 07, 95[C07F, C07D]
5350530 Coat-finishing method for polyester woven and knitted fabricsExpiredMay 25, 93Sep 27, 94[D06M]
5089636 Method of isolating ginkgolides from the leaves of the ginkgo tree and purifying themExpiredJun 15, 90Feb 18, 92[C07D]

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