Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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Reel/Frame: | 004225/0548 | |
| Pages: | 2 |
| | Recorded: | 12/20/1983 | | |
Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST. PROCESS FOR THE RING EXPANSION OF PENCILLINS TO CEPHALOSPORIN COMPOUNDS |
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Total properties:
6
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Patent #:
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Issue Dt:
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Application #:
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05430688
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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Application #:
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05711980
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Filing Dt:
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Title:
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Patent #:
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Issue Dt:
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05/12/1981
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Application #:
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05852053
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Filing Dt:
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11/16/1977
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Title:
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DISULFIDE SUBSTITUTED OXAZETIDINE DERIVATIVES
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Patent #:
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Issue Dt:
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03/06/1984
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Application #:
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06211911
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Filing Dt:
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12/01/1980
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Title:
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AZETIDINONE 4-DISULFIDES
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Patent #:
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Issue Dt:
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03/06/1984
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Application #:
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06211911
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Filing Dt:
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12/01/1980
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Title:
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AZETIDINONE 4-DISULFIDES
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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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Title:
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DISULFIDE SUBSTITUTED OXAZETIDINE DERIVATIVES
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Correspondence name and address
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OBLON, FISHER, SPIVAK, ET AL
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1755 S. JEFF. DAVIS HWY
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STE 400
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ARLINGTON, VA 22202
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