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:
Apr. 14, 2009
Filed:
Jan. 17, 2003
Stuart Anson Brewer, Salisbury, GB;
Corinne Amy Stone, Salisbury, GB;
Colin Robert Willis, Salisbury, GB;
Brian Alan Beadle, Hull., GB;
Stuart Anson Brewer, Salisbury, GB;
Corinne Amy Stone, Salisbury, GB;
Colin Robert Willis, Salisbury, GB;
Brian Alan Beadle, Hull., GB;
Abstract
The invention provides use of a polymer composition comprising polyethylenimine and one or both of polyvinyl alcohol and polyvinyl alcohol co-ethylene for protection against harmful and/or noxious agents. The invention further provides a laminate suitable for providing protection against harmful and/or noxious agents, the laminate comprising a layer of a polymer composition comprising polyethylenimine and one or both of polyvinyl alcohol and polyvinyl alcohol co-ethylene is also disclosed.