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:
Dec. 30, 2003
Filed:
Aug. 28, 2002
Applicant:
Inventor:
Mingsheng Liu, Omaha, NE (US);
Assignee:
Board of Regents of University of Nebraska, Lincoln, NE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B08B 1/502 ;
U.S. Cl.
CPC ...
B08B 1/502 ;
Abstract
A multi-stack exhaust system and method including at least one fume hood, multiple exhaust stacks, each stack having a return duct with a return damper and a discharge duct with a discharge damper, a fan, a flow sensor, a first static pressure sensor for measuring the static pressure at the inlet duct, a second static pressure sensor for measuring the static pressure at the at least two exhaust stacks, and a controller.
Liu, Mingsheng. (2003). Multi-stack exhaust system (U.S. Patent No. 6669547). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6669547
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile