The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 26, 2006
Filed:
Feb. 07, 2005
John S. NG, Chicago, IL (US);
Chin Liu, Vernon Hills, IL (US);
Dennis K. Anderson, St. Charles, MO (US);
Jon P. Lawson, Glencoe, MO (US);
Joseph J. Wieczorek, Cary, IL (US);
Sastry A. Kunda, Chesterfield, MO (US);
Leo J. Letendre, Manchester, MO (US);
Mark J. Pozzo, Portage, MI (US);
Yuen-lung L. Sing, St. Louis, MO (US);
Ping T. Wang, Ballwin, MO (US);
Edward E. Yonan, Carol Stream, IL (US);
Richard M. Weier, Lake Bluff, IL (US);
Thomas R. Kowar, Mt. Prospect, IL (US);
Julio A. Baez, San Diego, CA (US);
Bernhard Erb, Gipf-Oberfrick, CH;
John S. Ng, Chicago, IL (US);
Chin Liu, Vernon Hills, IL (US);
Dennis K. Anderson, St. Charles, MO (US);
Jon P. Lawson, Glencoe, MO (US);
Joseph J. Wieczorek, Cary, IL (US);
Sastry A. Kunda, Chesterfield, MO (US);
Leo J. Letendre, Manchester, MO (US);
Mark J. Pozzo, Portage, MI (US);
Yuen-Lung L. Sing, St. Louis, MO (US);
Ping T. Wang, Ballwin, MO (US);
Edward E. Yonan, Carol Stream, IL (US);
Richard M. Weier, Lake Bluff, IL (US);
Thomas R. Kowar, Mt. Prospect, IL (US);
Julio A. Baez, San Diego, CA (US);
Bernhard Erb, Gipf-Oberfrick, CH;
Pharmacia Corporation (of Pfizer, Inc.), St. Louis, MO (US);
Abstract
Intermediates in the preparation of 9,11-epoxy steroids are disclosed. Particularly, disclosed are 11,12-epoxy steroid, 4,5-9,11-diepoxy steroid and 12-keto steroid intermediates.