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:
Jun. 28, 1994
Filed:
Aug. 02, 1993
Applicant:
Inventors:
Durairaj Bommannan, San Francisco, CA (US);
Hirohisa Okuyama, San Francisco, CA (US);
Richard H Guy, San Francisco, CA (US);
Paul Stauffer, San Rafael, CA (US);
Gordon L Flynn, Ann Arbor, MI (US);
Assignees:
Cygnus Therapeutic Systems, Redwood City, CA (US);
The Regents of the University of California, Oakland, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ; A16M / ;
U.S. Cl.
CPC ...
601-2 ; 604 20 ;
Abstract
A method for enhancing the permeability of the skin or other biological membrane to a material such as a drug is disclosed. In the method, the drug is delivered in conjunction with ultrasound having a frequency of above about 10 MHz. The method may also be used in conjunction with chemical permeation enhancers and/or with iontophoresis.