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.:

US 8151635 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 10, 2012

Filed:

Nov. 24, 2008
Applicants:

Ivan B. Ivanov, Sofia, BG;

Krastanka G. Marinova, Sofia, BG;

Vassil Vulchev, Sofia, BG;

Dora T. Dimitrova, Vratza, BG;

Krasimir D. Danov, Sofia, BG;

Nikolai D. Denkov, Sofia, BG;

Stoyan Russev, Sofia, BG;

Lyudmil Lyutov, Sofia, BG;

Nikola Alexandrov, Sofia, BG;

Inventors:

Ivan B. Ivanov, Sofia, BG;

Krastanka G. Marinova, Sofia, BG;

Vassil Vulchev, Sofia, BG;

Dora T. Dimitrova, Vratza, BG;

Krasimir D. Danov, Sofia, BG;

Nikolai D. Denkov, Sofia, BG;

Stoyan Russev, Sofia, BG;

Lyudmil Lyutov, Sofia, BG;

Nikola Alexandrov, Sofia, BG;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 13/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods for fast fresh surface formation between two fluids as well as a device employing this method to measure dynamic or equilibrium interfacial tension between the fluids.


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