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:
Aug. 02, 2022
Filed:
Oct. 05, 2020
Ki Chul Lee, Gimpo-si, KR;
Ki Chul Lee, Gimpo-si, KR;
Other;
Abstract
Provided is a multi-locking device including a locking device management unit configured such that, when a user requests same to grant a right to open/close a door, same converts information regarding a granted right regarding the door into a QR code, outputs same, and provides same to the user, a door locking device configured to receive the information regarding a granted right regarding the door from the locking device management unit, and a QR code reader unit configured to receive the QR code from the user and provide same to the door locking device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile