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. 28, 1987
Filed:
May. 31, 1985
Applicant:
Inventor:
Philip L Reid, Duncan, SC (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 38 ;
Abstract
An apparatus for measuring gas transmission through films and membranes comprises upper and lower staging sections with sample sites defined therebetween. The upper and lower staging sections have conduit means therein for communication with sample sites of transmitted gas and carrier gases. Samples sites of the upper staging section have means for positioning a volatile substance therein.