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:
Feb. 28, 2017
Filed:
Apr. 16, 2013
Applicants:
J. Craig Oxford, Belle Meade, TN (US);
D. Michael Shields, St. Paul, MN (US);
Inventors:
J. Craig Oxford, Belle Meade, TN (US);
D. Michael Shields, St. Paul, MN (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/32 (2006.01); H04R 1/26 (2006.01); H04R 1/28 (2006.01);
U.S. Cl.
CPC ...
H04R 1/323 (2013.01); H04R 1/26 (2013.01); H04R 1/2888 (2013.01); H04R 2205/022 (2013.01); H04R 2209/026 (2013.01);
Abstract
A loudspeaker system for the reproduction of acoustic waves of music, sound and speech in a substantially circular horizontal plane. The loudspeaker system includes multiple spherical enclosures, each enclosure housing a pair of transducers, each pair of transducers producing acoustic waves of a predetermined frequency range.