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:
Nov. 11, 2025
Filed:
Jan. 26, 2021
Bespak Europe Limited, King's Lynn, GB;
Paul Allsop, King's Lynn, GB;
Jaysukhlal Mohanlal Bhogaita, King's Lynn, GB;
Andrew Ian Sapsford, King's Lynn, GB;
Bespak Europe Limited, King's Lynn, GB;
Abstract
A pressurised dispensing container () comprising a container () for product to be dispensed, and a valve fixed to the container, wherein the container contains a propellant comprising 1,1-difluoroethane or a derivative thereof and optionally ethanol. The valve comprises a valve stem (), a valve body () and one or more seals (), the valve stem being slidable within the valve body, the one or more seals co-operating with the valve stem for regulating discharge of a fluid. The valve further comprises a sealing gasket () for sealing the valve to the dispensing container. The one or more seals () is/are formed from (i) an elastomeric composition, preferably an elastomeric composition comprising an ethylene-propylene-diene terpolymer. The sealing gasket () is formed from (ii) an elastomeric composition comprising an isobutylene polymer or co-polymer thereof.