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:
Mar. 30, 2010
Filed:
Feb. 18, 2002
James S. Stefely, Woodbury, MN (US);
David W. Schultz, Pine Springs, MN (US);
Chester L. Leach, Lake Elmo, MN (US);
Daniel C. Duan, St. Paul, MN (US);
James S. Stefely, Woodbury, MN (US);
David W. Schultz, Pine Springs, MN (US);
Chester L. Leach, Lake Elmo, MN (US);
Daniel C. Duan, St. Paul, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Methods, compounds, and medicinal formulations utilizing biocompatible polymers for delivery of a drug, particularly for solubilizing, stabilizing and/or providing sustained release of drug from topical, implantable, and inhalation systems. Many of the methods, compounds, and medicinal formulations are particularly suitable for oral and/or nasal inhalation and use polymers of the formula —[X—R—C(O)]— wherein each Ris an independently selected organic group that links the —X— group to the carbonyl group, and each X is independently oxygen, sulfur, or catenary nitrogen.