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. 10, 1998
Filed:
Oct. 11, 1995
Applicant:
Inventors:
James E Baumgardner, Philadelphia, PA (US);
Gordon R Neufeld, Flourtown, PA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
250288 ;
Abstract
A mass spectrometer probe comprising a tubing having one end adapted for connection to a spectrometer and a second probe tip having a pore cut therethrough, the pore being sealed with a membrane such that the membrane eliminates water from the mass spectrometer system and admits low molecule weight gases into the system.