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:
Jan. 28, 2020
Filed:
Jun. 01, 2015
Merck Sharp & Dohme Corp., Rahway, NJ (US);
Peter A. Basile, Bloomsbury, NJ (US);
Steven Carl Persak, Basking Ridge, NJ (US);
Mikhail Gotliboym, Scotch Plains, NJ (US);
Peter A. Basile, Bloomsbury, NJ (US);
Steven Carl Persak, Basking Ridge, NJ (US);
Mikhail Gotliboym, Scotch Plains, NJ (US);
Merck Sharp & Dohme Corp., Rahway, NJ (US);
Abstract
The present invention relates to a drug delivery device comprising a drug container having at least one bellow. The at least one bellow has a first surface and an opposing second surface. The first surface is comprised of a first Belleville spring and the opposing second surface is comprised of a second Belleville spring, wherein the second Belleville spring has a higher spring rate than the first Belleville spring.