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:
Jan. 01, 2008
Filed:
Jun. 25, 2002
Applicant:
Glenn M. Mahony, Alpharetta, GA (US);
Inventor:
Glenn M. Mahony, Alpharetta, GA (US);
Assignee:
AT&T Delaware Intellectual Property, Inc., Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 6/12 (2006.01); G02B 6/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
An optical coupler comprises a first, second, third, and fourth port. The first port is for communicating optical signals with a processor. The second port receives a first optical signal and transmits the first optical signal to the first port. The third port receives a second optical signal and transmits the second optical signal to the first port. The fourth port receives a third optical signal and transmits the third optical signal to the first port.