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. 08, 1991
Filed:
Mar. 02, 1990
Applicant:
Inventors:
Dennis M Taylor, Santa Clara County, CA (US);
Jonathan W Amy, Tippecanoe County, IN (US);
George C Stafford, Jr, Santa Clara County, CA (US);
Assignee:
Finnigan Corporation, San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
250291 ; 250292 ;
Abstract
A chromium or oxidized chromium surface for use in sample analyzing and ionizing apparatus, such as an ion trap or ionization chamber, which does not degrade or decompose a sample in contact with the surface.
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Taylor, Dennis. (1991). Metal surfaces for sample analyzing and ionizing apparatus (U.S. Patent No. 5055678). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5055678
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