Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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06/05/1990
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Application #:
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06228621
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Filing Dt:
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01/26/1981
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Inventors:
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TAKASHI KAMIYA, YOSHIHIRA SAITO, TSUTOMU TERAJI, OSAMU NAKAGUTI, TERUO OKU et al
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Title:
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DISULFIDE SUBSTITUTED OXAZETIDINE DERIVATIVES
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST. PROCESS FOR THE RING EXPANSION OF PENCILLINS TO CEPHALOSPORIN COMPOUNDS
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OBLON, FISHER, SPIVAK, ET AL |
1755 S. JEFF. DAVIS HWY |
STE 400 |
ARLINGTON, VA 22202 |
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