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:
Aug. 04, 2026
Filed:
Aug. 23, 2021
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Romesh Patel, Bridgewater, NJ (US);
Becton, Dickinson and Company, Franklin Lakes, NJ (US);
Abstract
A membrane for a closed system transfer device includes a first portion including a first material and a second portion including a second material. The first material has different material properties than the second material. The first portion is configured to prevent leakage through the first portion when the first portion is punctured by a cannula for a first predetermined amount of time, and the second portion is configured to prevent leakage through the second portion when the second portion is punctured by the cannula for a second predetermined amount of time. The first predetermined amount of time is larger than the second predetermined amount of time.