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, 1995
Filed:
Jul. 19, 1994
Applicant:
Inventor:
Rein Muoni, Tartu, EE;
Assignee:
Helsinki University Licensing, Ltd., Helsinki, FI;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01N / ;
U.S. Cl.
CPC ...
436 60 ; 422190 ; 422193 ; 422195 ; 422197 ; 422238 ; 422239 ; 422261 ;
Abstract
Provided are materials and methods for increasing the working life of a lubricant oil in an engine, including alkaline compositions which are added to said oil, and an apparatus containing the alkaline compositions to be placed in said engine through which oil passes.