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:
Oct. 17, 1989
Filed:
Jan. 09, 1987
Applicant:
Inventors:
Raymond P Scott, Avon, CT (US);
Elena Katz, Westport, CT (US);
Assignee:
The Perkin-Elmer Corporation, Norwalk, CT (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
73 231 ; 250382 ;
Abstract
It has been discovered that a glass envelope at elevated temperature containing a noble gas will result in electrons being evolved. The phenomenon has been employed to construct both argon and helium detectors for gas chromatography.