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:
Apr. 10, 1984
Filed:
Sep. 30, 1982
Applicant:
Inventor:
David A Harris, Sylvania, OH (US);
Assignee:
Owens-Corning Fiberglas Corporation, Toledo, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F24F / ;
U.S. Cl.
CPC ...
98 4 / ; 98 4 / ; 98DI / ;
Abstract
The duct system includes rectangular duct sections suspended from a ceiling of a room, discharging conditioned air from the top, and being formed of fabricated acoustical fibrous board sound absorbent with respect to sounds emanating from sources in the room outside of the duct sections.
Quick Actions:
Harris, David. (1984). Aesthetic acoustical air distribution duct system (U.S. Patent No. 4441402). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4441402
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile