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公开(公告)号:US2838541A
公开(公告)日:1958-06-10
申请号:US69952757
申请日:1957-11-29
Applicant: UPJOHN CO
Inventor: MAGERLEIN BARNEY J , SPERO GEORGE B , SCHNEIDER WILLIAM P , HOGG JOHN A
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12.3,21-disubstituted-5,7,9 (11)-pregnatrien-20-ones 失效
Title translation: 3,21-二取代-5,7,9(11) - 孕二烯-20-酮公开(公告)号:US2813106A
公开(公告)日:1957-11-12
申请号:US18288250
申请日:1950-09-01
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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13.4, 7, 9 (11)-pregnatriene-3, 12, 20-trione and process 失效
Title translation: 4,7,9(11) - 孕三烯-3,12,20-三酮和方法公开(公告)号:US2681919A
公开(公告)日:1954-06-22
申请号:US26464852
申请日:1952-01-02
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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公开(公告)号:US2673847A
公开(公告)日:1954-03-30
申请号:US25573151
申请日:1951-11-09
Applicant: UPJOHN CO
Inventor: SPERO GEORGE B , LEVIN ROBERT H
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15.
公开(公告)号:US2671084A
公开(公告)日:1954-03-02
申请号:US26719852
申请日:1952-01-18
Applicant: UPJOHN CO
Inventor: LINCOLN JR FRANK H , SPERO GEORGE B
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公开(公告)号:US2623043A
公开(公告)日:1952-12-23
申请号:US18470250
申请日:1950-09-13
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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公开(公告)号:US2621179A
公开(公告)日:1952-12-09
申请号:US18451350
申请日:1950-09-12
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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18.3,22-diacyloxy-5,7,9 (11), 20(22)-bisnorcholatetraenes 失效
Title translation: 3,22-二酰氧基-5,7,9(11),20(22) - 二十三碳烯四烯公开(公告)号:US2577776A
公开(公告)日:1951-12-11
申请号:US18289150
申请日:1950-09-01
Applicant: UPJOHN CO
Inventor: LEVIN ROBERT H , MCINTOSH JR A VERN , SPERO GEORGE B
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19.Process for the production of 6alpha-fluoro-16alpha-halo pregnanes and the intermediates therefor 失效
Title translation: 制备6α-氟-16α-卤代孕烷及其中间体的方法公开(公告)号:US3364241A
公开(公告)日:1968-01-16
申请号:US56877866
申请日:1966-07-29
Applicant: UPJOHN CO
Inventor: PIKE JOHN E , SPERO GEORGE B
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公开(公告)号:US3230142A
公开(公告)日:1966-01-18
申请号:US26777363
申请日:1963-03-25
Applicant: UPJOHN CO
Inventor: SPERO GEORGE B
IPC: A61K31/567 , A61K31/57
CPC classification number: A61K31/567 , A61K31/57
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