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. 21, 1992
Filed:
Feb. 04, 1991
Applicant:
Inventor:
Philip L Reid, Duncan, SC (US);
Assignee:
Modern Controls, Inc., Minneapolis, MN (US);
Attorney:
Primary 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 communicate with sample sites of transmitted gas and carrier gases and a volatile substance can be positioned in sample sites of the upper staging section.