loadpatents
name:-0.089430093765259
name:-0.07553505897522
name:-0.0006711483001709
Lee; Gwan Sun Patent Filings

Lee; Gwan Sun

Patent Applications and Registrations

Patent applications and USPTO patent grants for Lee; Gwan Sun.The latest application filed is for "igg fc fragment for a drug carrier and method for the preparation thereof".

Company Profile
0.75.77
  • Lee; Gwan Sun - Seoul KR
  • Lee; Gwan Sun - Songpa-gu KR
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
IgG Fc fragment for a drug carrier and method for the preparation thereof
Grant 11,058,776 - Jung , et al. July 13, 2
2021-07-13
Polypeptide complex comprising non-peptidyl polymer having three functional ends
Grant 11,040,110 - Song , et al. June 22, 2
2021-06-22
Igg Fc Fragment For A Drug Carrier And Method For The Preparation Thereof
App 20190269787 - Jung; Sung Youb ;   et al.
2019-09-05
IgG Fc fragment for a drug carrier and method for the preparation thereof
Grant 10,272,159 - Jung , et al.
2019-04-30
Polypeptide Complex Comprising Non-peptidyl Polymer Having Three Functional Ends
App 20180360983 - SONG; Dae Hae ;   et al.
2018-12-20
Protein Complex Using An Immunoglobulin Fragment And Method For The Preparation Thereof
App 20180326083 - KIM; Young Min ;   et al.
2018-11-15
Polypeptide complex comprising non-peptidyl polymer having three functional ends
Grant 10,071,171 - Song , et al. September 11, 2
2018-09-11
Protein complex using an immunoglobulin fragment and method for the preparation thereof
Grant 10,071,166 - Kim , et al. September 11, 2
2018-09-11
IgG Fc fragment for a drug carrier and method for the preparation thereof
Grant 9,750,820 - Jung , et al. September 5, 2
2017-09-05
Polypeptide complex comprising non-peptidyl polymer having three functional ends
Grant 9,636,420 - Song , et al. May 2, 2
2017-05-02
N-terminal modified exendin-4
Grant 9,422,349 - Jung , et al. August 23, 2
2016-08-23
Polypeptide Complex Comprising Non-peptidyl Polymer Having Three Functional Ends
App 20160051696 - SONG; Dae Hae ;   et al.
2016-02-25
Vector and expression cell line for mass production of recombinant protein and a process of producing recombinant protein using same
Grant 8,957,196 - Choi , et al. February 17, 2
2015-02-17
Igg Fc Fragment For A Drug Carrier And Method For The Preparation Thereof
App 20150025227 - JUNG; Sung Youb ;   et al.
2015-01-22
Igg Fc Fragment For A Drug Carrier And Method For The Preparation Thereof
App 20150025228 - JUNG; Sung Youb ;   et al.
2015-01-22
Method for preparing a site-specific physiologically active polypeptide conjugate
Grant 8,895,281 - Song , et al. November 25, 2
2014-11-25
Quinazoline derivatives as a multiplex inhibitor and method for the preparation thereof
Grant 8,846,699 - Ahn , et al. September 30, 2
2014-09-30
IgG Fc fragment for a drug carrier and method for the preparation thereof
Grant 8,846,874 - Jung , et al. September 30, 2
2014-09-30
Method for the mass production of immunoglobulin constant region
Grant 8,822,650 - Jung , et al. September 2, 2
2014-09-02
Method for preparing (3S,4S)-4-((R)-2-(benzyloxy)tridecyl)-3-hexyl-2-oxetanone and novel intermediate used therefor
Grant 8,637,700 - Yun , et al. January 28, 2
2014-01-28
Method of preparing sitagliptin and intermediates used therein
Grant 8,624,026 - Kim , et al. January 7, 2
2014-01-07
Crystalline S-omeprazole strontium hydrate, method for preparing same, and pharmaceutical composition containing same
Grant 8,586,752 - Ha , et al. November 19, 2
2013-11-19
Crystalline S-omeprazole Strontium Hydrate, Method For Preparing Same, And Pharmaceutical Composition Containing Same
App 20130303772 - HA; Tae Hee ;   et al.
2013-11-14
Protein Complex Using An Immunoglobulin Fragment And Method For The Preparation Thereof
App 20130288333 - KIM; Young Min ;   et al.
2013-10-31
Intermediate and process for preparing entecavir using same
Grant 8,569,490 - Lee , et al. October 29, 2
2013-10-29
Method for preparing entecavir and intermediate used therein
Grant 8,569,491 - Lee , et al. October 29, 2
2013-10-29
Crystalline S-omeprazole strontium hydrate, method for preparing same, and pharmaceutical composition containing same
Grant 8,513,426 - Ha , et al. August 20, 2
2013-08-20
Insulinotropic complex using an immunoglobulin fragment
Grant 8,476,230 - Song , et al. July 2, 2
2013-07-02
Method for preparation of Montelukast acid in ionic liquid medium
Grant 8,426,599 - Park , et al. April 23, 2
2013-04-23
Method for preparing high-purity polyethyleneglycol aldehyde derivatives
Grant 8,349,969 - Park , et al. January 8, 2
2013-01-08
Process for preparing voriconazole
Grant 8,263,769 - Moon , et al. September 11, 2
2012-09-11
Pharmaceutical composition for treating obesity-related disease comprising insulinotropic peptide conjugate
Grant 8,263,084 - Song , et al. September 11, 2
2012-09-11
Method Of Preparing Sitagliptin And Intermediates Used Therein
App 20120214997 - Kim; Nam Du ;   et al.
2012-08-23
Novel Method For Preparing Entecavir And Intermediate Used Therein
App 20120202998 - Lee; Jae Heon ;   et al.
2012-08-09
Method of preparing montelukast and intermediates used therein
Grant 8,217,174 - Lee , et al. July 10, 2
2012-07-10
Amide derivative for inhibiting the growth of cancer cells
Grant 8,188,102 - Lee , et al. May 29, 2
2012-05-29
Physiologically active polypeptide conjugate having prolonged in vivo half-life
Grant 8,163,889 - Kim , et al. April 24, 2
2012-04-24
Immunoglobulin Fc fragment modified by non-peptide polymer and pharmaceutical composition comprising the same
Grant 8,124,094 - Kim , et al. February 28, 2
2012-02-28
Pharmaceutical composition comprising an immunoglobulin FC region as a carrier
Grant 8,110,665 - Kim , et al. February 7, 2
2012-02-07
Crystalline S-omeprazole strontium hydrate, method for preparing same, and pharmaceutical composition containing same
Grant 8,106,076 - Ha , et al. January 31, 2
2012-01-31
Methods for preparing capecitabine and beta-anomer-rich trialkyl carbonate compound used therein
Grant 8,097,706 - Lee , et al. January 17, 2
2012-01-17
Method For Preparing A Site-specific Physiologically Active Polypeptide Conjugate
App 20120003712 - Song; Dae Hae ;   et al.
2012-01-05
Novel Intermediate And Process For Preparing Entecavir Using Same
App 20110251387 - Lee; Jaeheon ;   et al.
2011-10-13
Method For The Mass Production Of Immunoglobulin Constant Region
App 20110245472 - JUNG; Sung Youb ;   et al.
2011-10-06
Method for the mass production of immunoglobulin constant region
Grant 8,029,789 - Jung , et al. October 4, 2
2011-10-04
Quinazoline derivatives for inhibiting cancer cell growth and method for the preparation thereof
Grant 8,003,658 - Ham , et al. August 23, 2
2011-08-23
Polypeptide Complex Comprising Non-peptidyl Polymer Having Three Functional Ends
App 20110200623 - Song; Dae Hae ;   et al.
2011-08-18
Method For Preparing (3s,4s)-4-((r)-2-(benzyloxy)tridecyl)-3-hexyl-2-oxetanone And Novel Intermediate Used Therefor
App 20110178330 - Yun; Sang Min ;   et al.
2011-07-21
Method for the mass production of immunoglobulin Fc region deleted initial methionine residues
Grant 7,968,316 - Jung , et al. June 28, 2
2011-06-28
Styrylbenzofuran Derivatives As Inhibitors For Beta-amyloid Fibril Formation And Preparation Method Thereof
App 20110124888 - Kim; Dong Jin ;   et al.
2011-05-26
Method For Preparation Of Montelukast Acid In Ionic Liquid Medium
App 20110105757 - Park; Chul-Hyun ;   et al.
2011-05-05
Method For Preparing High-purity Polyethyleneglycol Aldehyde Derivatives
App 20110071262 - Park; Pyeong-uk ;   et al.
2011-03-24
Crystalline S-omeprazole Strontium Hydrate, Method For Preparing Same, And Pharmaceutical Composition Containing Same
App 20110046383 - HA; Tae Hee ;   et al.
2011-02-24
Pharmaceutical Composition For Treating Obesity-related Disease Comprising Insulinotropic Peptide Conjugate
App 20100330108 - Song; Dae Hae ;   et al.
2010-12-30
1-.alpha.-halo-2,2-difluoro-2-deoxy-D-ribofuranose derivatives and process for the preparation thereof
Grant 7,858,761 - Lee , et al. December 28, 2
2010-12-28
Method Of Preparing Taxane Derivatives And Intermediates Used Therein
App 20100317868 - Kim; Nam Du ;   et al.
2010-12-16
Pharmaceutical Composition Comprising An Immunoglobulin FC Region as a Carrier
App 20100261248 - KIM; Young Min ;   et al.
2010-10-14
Protein Complex Using An Immunoglobulin Fragment and Method For The Preparation Thereof
App 20100255014 - KIM; Young Min ;   et al.
2010-10-07
Methods For Preparing Capecitabine And Beta-anomer-rich Trialkyl Carbonate Compound Used Therein
App 20100249395 - Lee; Jaeheon ;   et al.
2010-09-30
Method for the preparation of 2'-deoxy-2',2'-difluorocytidine
Grant 7,799,907 - Lee , et al. September 21, 2
2010-09-21
Insulinotropic Peptide Derivative Wherein Its N-terminal Amino Acid Is Modified
App 20100204451 - Jung; Sung Youb ;   et al.
2010-08-12
Process For Preparing Voriconazole
App 20100190983 - Moon; Young Ho ;   et al.
2010-07-29
Novel Amide Derivative For Inhibiting The Growth Of Cancer Cells
App 20100179120 - Lee; Kwang-Ok ;   et al.
2010-07-15
Pharmaceutical composition comprising an immunoglobulin Fc region as a carrier
Grant 7,736,653 - Kim , et al. June 15, 2
2010-06-15
Protein complex using an immunoglobulin fragment and method for the preparation thereof
Grant 7,737,260 - Kim , et al. June 15, 2
2010-06-15
Novel Crystalline Bepotastine Metal Salt Hydrate, Method For Preparing Same, And Pharmaceutical Composition Comprising Same
App 20100137367 - Ha; Tae Hee ;   et al.
2010-06-03
Expression vector for secreting antibody fragment using E. coli signal sequence and method for mass-producing antibody fragment
Grant 7,718,399 - Jung , et al. May 18, 2
2010-05-18
Atorvastatin Strontium Salt And Pharmaceutical Composition Comprising Same
App 20100120888 - Kim; Eun Sook ;   et al.
2010-05-13
A Novel Vector And Expression Cell Line For Mass Production Of Recombinant Protein And A Process Of Producing Recombinant Protein Using Same
App 20100120089 - Choi; In Young ;   et al.
2010-05-13
An Insulinotropic Complex Using An Immunoglobulin Fragment
App 20100105877 - Song; Dae Hae ;   et al.
2010-04-29
Physiologically Active Polypeptide Conjugate Having Prolonged In Vivo Half-Life
App 20100105869 - Kim; Young-Min ;   et al.
2010-04-29
Modified human granulocyte-colony stimulating factor and process for producing same
Grant 7,704,709 - Kwon , et al. April 27, 2
2010-04-27
Stable Anhydrous Crystalline Docetaxel And Method For The Preparation Thereof
App 20100099897 - Kim; Namdu ;   et al.
2010-04-22
Method Of Preparing Docetaxel And Intermediates Used Therein
App 20100099896 - Kim; Nam Du ;   et al.
2010-04-22
Method Of Preparing Montelukast And Intermediates Used Therein
App 20100099876 - Lee; Gwan Sun ;   et al.
2010-04-22
Method for the preparation of D-erythro-2,2-difluoro-2-deoxy-1-oxoribose derivative
Grant 7,638,642 - Lee , et al. December 29, 2
2009-12-29
P-glycoprotein inhibitor, method for preparing the same and pharmaceutical composition comprising the same
Grant 7,625,926 - Bang , et al. December 1, 2
2009-12-01
Method for preparing clopidogrel 1,5-naphthalenedisulfonate or hydrate thereof
Grant 7,612,207 - Suh , et al. November 3, 2
2009-11-03
Crystalline S-Omeprazole Strontium Hydrate, Method For Preparing Same, And Pharmaceutical Composition Containing Same
App 20090258908 - HA; Tae Hee ;   et al.
2009-10-15
Insulinotropic Peptide Conjugate Using An Immunoglobulin Fc
App 20090238838 - Kim; Dae Jin ;   et al.
2009-09-24
Pharmaceutical Composition Containing Clopidogrel Camphorsulfonate Or Polymorphic Forms Thereof
App 20090209576 - Kim; Won Jeoung ;   et al.
2009-08-20
Crystalline S-omeprazole strontium hydrate, method for preparing same, and pharmaceutical composition containing same
Grant 7,576,219 - Ha , et al. August 18, 2
2009-08-18
Expression vector for secreting antibody fragment using e. coli signal sequence and method for mass-producing antibody fragment
App 20090104660 - Jung; Sung Youb ;   et al.
2009-04-23
Immunoglobulin Fc Fragment Modified By Non-peptide Polymer And Pharmaceutical Composition Comprising The Same
App 20090053246 - Kim; Young Min ;   et al.
2009-02-26
Method For Preparing Clopidogrel 1,5-naphthalenedisulfonate Or Hydrate Thereof
App 20090036683 - Suh; Kwee Hyun ;   et al.
2009-02-05
Crystalline monohydrate clopidogrel naphthalenedisulfonate and process of preparation
Grant 7,470,707 - Yun , et al. December 30, 2
2008-12-30
Quinazoline Derivatives as a Multiplex Inhibitor and Method For the Preparation Thereof
App 20080318950 - Ahn; Young-Gil ;   et al.
2008-12-25
Method For the Mass Production of Immunoglobulin Fc Region Deleted Initial Methionine Residues
App 20080293106 - Jung; Sung youb ;   et al.
2008-11-27
Method of preparing thieno[3,2-c]pyridine derivatives and intermediates used therein
Grant 7,449,580 - Yun , et al. November 11, 2
2008-11-11
Insulinotropic Peptide Conjugate Using Carrier Substance
App 20080124347 - Kim; Young Min ;   et al.
2008-05-29
Natriuretic Peptide Conjugate Using Carrier Substance
App 20080085862 - Kim; Young Min ;   et al.
2008-04-10
Clathrate of Azithromycin Hydrate With 1,2-Propyleneglycol, Method For The Manufacture Thereof, And Pharmaceutical Composition containing same
App 20080076725 - SUH; Kwee-Hyun ;   et al.
2008-03-27
Modified human granulocyte-colony stimulating factor and process for producing same
App 20080064066 - Kwon; Se-Chang ;   et al.
2008-03-13
Method for the Preparation of D-Erythro-2,2-Difluoro-2-Deoxy-1-Oxoribose Derivative
App 20080058509 - Lee; Jaeheon ;   et al.
2008-03-06
1B-Methylcarbapenem Derivative and Process for the Preparation Thereof
App 20080039438 - Yoo; Kyung Ho ;   et al.
2008-02-14
Quinazoline Derivatives For Inhibiting Cancer Cell Growth And Method For The Preparation Thereof
App 20080009509 - Ham; Young Jin ;   et al.
2008-01-10
Method for the Preparation of 2'-Deoxy-2',2'-Difluorocytidine
App 20070249818 - Lee; Jaeheon ;   et al.
2007-10-25
1-Alpha-Halo-2,2-Difluoro-2-Deoxy-D-Ribofuranose Derivatives and Process for the Preparation Thereof
App 20070238865 - Lee; Jaeheon ;   et al.
2007-10-11
Method of preparing thieno[3,2-c]pyridine derivatives and intermediates used therein
App 20070197789 - Yun; Sangmin ;   et al.
2007-08-23
Crystalline S-omeprazole strontium hydrate, method for preparing same, and pharmaceutical composition containing same
App 20070093533 - Ha; Tae Hee ;   et al.
2007-04-26
Clathrate of azithromycin hydrate with 1,2-propyleneglycol, method for the manufacture thereof and pharmaceutical composition comprising same
Grant 7,205,394 - Suh , et al. April 17, 2
2007-04-17
Antiresorptive mutual salt of raloxifene and bisphosphonic acid
App 20070082871 - Ha; Tae Hee ;   et al.
2007-04-12
Method for preparing risperidone
Grant 7,202,360 - Kim , et al. April 10, 2
2007-04-10
P-glycoprotein inhibitor, method for preparing the same and pharmaceutical composition comprising the same
App 20070072900 - Bang; Keuk Chan ;   et al.
2007-03-29
Igg fc fragment for a drug carrier and method for the preparation thereof
App 20070041967 - Jung; Sung Youb ;   et al.
2007-02-22
Crystalline acid salts of cefdinir and process for preparing cefdinir using same
Grant 7,157,576 - Lee , et al. January 2, 2
2007-01-02
Pharmaceutical composition comprising an immunoglobulin fc region as a carrier
App 20060275254 - Kim; Young Min ;   et al.
2006-12-07
Peg-physiologically active polypeptide homodimer complex having prolonged in vivo half-life and process for the preparation thereof
App 20060276586 - Kim; Young Min ;   et al.
2006-12-07
Method for the mass production of immunoglobulin constant region
App 20060276633 - Jung; Sung Youb ;   et al.
2006-12-07
Protein complex using an immunoglobulin fragment and method for the preparation thereof
App 20060269553 - Kim; Young Min ;   et al.
2006-11-30
Process for the selective preparation of 3-(z) propenyl-cephem compound
Grant 7,112,672 - Lee , et al. September 26, 2
2006-09-26
Method for the selective preparation of 3-oxo-4-aza-5.alpha.-androstane compound
Grant 7,084,274 - Moon , et al. August 1, 2
2006-08-01
Expression and secretion vector for human interferon alpha and process for producing human interferon alpha by employing same
Grant 7,052,867 - Kwon , et al. May 30, 2
2006-05-30
Method for the preparation of highly pure 1-androstene derivatives
Grant 7,038,050 - Moon , et al. May 2, 2
2006-05-02
Method for the selective preparation of 3-oxo-4-aza-5a androstane compound
App 20060019979 - Moon; Young-Ho ;   et al.
2006-01-26
Method for preparing risperidone
App 20060004024 - Kim; Nam-Du ;   et al.
2006-01-05
Method for the preparation of highly pure 1-androstene derivatives
App 20050245744 - Moon, Young Ho ;   et al.
2005-11-03
Crystalline clopidogrel naphthalenesulfonate or hydrate thereof, method for preparing same and pharmaceutical composition containing same
App 20050228012 - Yun, Sangmin ;   et al.
2005-10-13
Amlodipine camsylate and method for preparing thereof
Grant 6,936,625 - Moon , et al. August 30, 2
2005-08-30
Physiologically active polypeptide conjugate having prolonged in vivo half-life
App 20050176108 - Kim, Young-Min ;   et al.
2005-08-11
Pharmaceutical composition comprising crystalline sibutramine methanesulfonate hemihydrate
Grant 6,900,245 - Lee , et al. May 31, 2
2005-05-31
Modified human granulocyte-colony stimulating factor and process for producing same
App 20040224393 - Kwon, Se-Chang ;   et al.
2004-11-11
Method of preparing clarithromycin
Grant 6,809,188 - Suh , et al. October 26, 2
2004-10-26
Crystalline acid salts of cefdinir and process for preparing cefdinir using same
App 20040210049 - Lee, Gwan-Sun ;   et al.
2004-10-21
Physiologically active polypeptide conjugate having prolonged in vivo half-life
App 20040180054 - Kim, Young-Min ;   et al.
2004-09-16
Expression and secretion vector for human interferon alpha and process for producing human interferon alpha by employing same
App 20040151695 - Kwon, Se-Chang Chang ;   et al.
2004-08-05
Clathrate of azithromycin hydrate with 1,2-propyleneglycol, method for the manufacture thereof and pharmaceutical composition comprising same
App 20040132673 - Suh, Kwee-Hyun ;   et al.
2004-07-08
Process for the selective preparation of 3-(z) propenyl-cephem compound
App 20040132992 - Lee, Gwan-Sun ;   et al.
2004-07-08
Novel amlodipine camsylate and method for preparing thereof
App 20040116478 - Moon, Young-Ho ;   et al.
2004-06-17
Pharmaceutical composition comprising crystalline sibutramine methanesulfonate hemihydrate
App 20040068018 - Lee, Jae-Heon ;   et al.
2004-04-08
Method of preparing highly pure cefpodoxime proxetil
Grant 6,639,068 - Lee , et al. October 28, 2
2003-10-28
Process for preparing 7-amino-3-methoxymethyl-3-cephem-4-carboxylic acid
Grant 6,620,930 - Lee , et al. September 16, 2
2003-09-16
Modified E. coli enterotoxin II signal peptide and a microorganism expressing a fusion protein of a said peptide and a heterologous protein
Grant 6,605,697 - Kwon , et al. August 12, 2
2003-08-12
Method of preparing form II crystals of clarithromycin
Grant 6,515,116 - Suh , et al. February 4, 2
2003-02-04
Method of preparing form II crystals of clarithromycin
Grant 6,506,886 - Lee , et al. January 14, 2
2003-01-14
Method of preparing cephalosporins using 4-hydroxyphenylglycine derivatives
App 20020120136 - Lee, Gwan-Sun ;   et al.
2002-08-29
Process For The Preparation Of 1,2,3,9-tetrahydro-9-methyl-3-{(2-methyl-1h- -imidazol-1-yl)methyl}-4h-carbazol-4-one
App 20020061919 - Lee, Kwang-Ok ;   et al.
2002-05-23
Method of preparing form II crystals of clarithromycin
App 20010039333 - Suh, Kwee-Hyun ;   et al.
2001-11-08

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