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.

Date of Patent:
Aug. 11, 2020

Filed:

Mar. 21, 2019
Applicant:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi, JP;

Inventor:

Akihiro Furukawa, Nagoya, JP;

Assignee:

Brother Kogyo Kabushiki Kaisha, Nagoya-shi, Aichi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/00 (2006.01); H04N 1/44 (2006.01); H04L 29/12 (2006.01);
U.S. Cl.
CPC ...
H04N 1/4413 (2013.01); H04L 61/2514 (2013.01); H04N 1/00315 (2013.01); H04N 2201/0094 (2013.01);
Abstract

A communication device may: receive a request signal from an external device via a communication interface, the request signal including a first IP address of the external device as a sender address; determine whether the first IP address in the request signal is a global IP address in a case where the request signal is received from the external device; and send a response signal to the request signal to the external device in a case where it is determined that the first IP address is not the global IP address, wherein sending of the request signal is restricted in a case where it is determined that the first IP address is the global IP address.


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