Patents Assigned to Master Lock Company
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Publication number: 20240404337Abstract: A system includes a server having a communication device and a processing circuit. The communication device is configured to facilitate communication with electronic devices. The processing circuit is configured to receive permission from a first user device for a guest user to access an electronic lock using a second user device, provide a notification to the second user device regarding a guest user profile, receive an activation command from the second user device based on the notification, generate the guest user profile for the guest user in response to receiving the permission and the activation command, and transmit the guest user profile to the second user device. The guest user profile is usable to allow the guest user to unlock the electronic lock.Type: ApplicationFiled: May 6, 2024Publication date: December 5, 2024Applicant: Master Lock CompanyInventors: Nathan Conrad, Yi Zhang, Nemanja Stefanovic, John Bartucci, Scott Kalous
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Publication number: 20190003206Abstract: Embodiments provide a lock including an actuator that is movable between an unlocked position and a locked position, and a bolt that is movable between an extended bolt position and a retracted bolt position independent of the position of the actuator. In the extended bolt position, the bolt extends outside a body of the lock. A coupling element is arranged between the actuator and the bolt and is movable between an extended coupling position and a retracted coupling position in response to movement of the actuator between the locked position and the unlocked position. A first biasing element biases the coupling element toward the retracted coupling position, and a second biasing element couples the coupling element to the bolt and is structured to bias the bolt away from the coupling element and towards the extended bolt position.Type: ApplicationFiled: June 30, 2017Publication date: January 3, 2019Applicant: Master Lock CompanyInventors: Eric Sanford, Evan P. Thompson, Glenn Brown
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Publication number: 20160036788Abstract: Disclosed are methods, and devices for wireless key management for authentication. One method includes receiving a lock identifier from a locking device; determining that the lock identifier is associated with a user profile, wherein a user profile is authenticated and encrypted by a server using a lock key that is stored by the server and the locking device, and wherein the user profile comprises a user key; transmitting the user profile; decrypting the user profile using the lock key; transmitting a security code; generating an encrypted command comprising the security code and encrypted using the user key; transmitting the command; validating the command. Validating the command can include decrypting using the user key; determining whether the security code is valid; and authenticating using the user key; and initiating, in response to validating, an action of the locking device as specified by the command.Type: ApplicationFiled: August 27, 2014Publication date: February 4, 2016Applicant: MASTER LOCK COMPANYInventors: Nathan Conrad, Yi Zhang, Nemanja Stefanovic
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Publication number: 20140027507Abstract: Locking devices, electronic locks, and detection assemblies are provided. One locking device includes an antenna and a conductive body having a cavity disposed around the antenna and formed in an interior portion of the conductive body. The conductive body further includes a slot extending from the cavity to an outer surface of the conductive body.Type: ApplicationFiled: March 14, 2013Publication date: January 30, 2014Applicant: Master Lock CompanyInventor: Michael B. Jonely
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Publication number: 20130335199Abstract: Systems and methods for use in detecting the presence of an RFID device are provided. One RFID detection system includes a detection circuit that includes an oscillating circuit. The detection circuit is configured to hold the RFID detection system in a low power mode in which the RFID detection system is configured to not actively attempt to communicate with nearby RFID devices. The detection circuit is further configured to monitor one or more parameters of a signal of the oscillating circuit and compare the one or more monitored parameters to one or more reference parameters. The detection circuit is further configured to, based on the comparison, determine whether to transition the RFID detection system from the low power mode into an active communication mode in which the RFID detection system is configured to actively attempt to communicate with nearby RFID devices.Type: ApplicationFiled: March 14, 2013Publication date: December 19, 2013Applicant: MASTER LOCK COMPANYInventor: Michael B. Jonely
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Publication number: 20130335200Abstract: Systems and methods for use in detecting the presence of an RFID device are provided. One RFID detection system includes a detection circuit that includes an oscillating circuit. The detection circuit is configured to hold the RFID detection system in a low power mode in which the RFID detection system is configured to not actively attempt to communicate with nearby RFID devices. The detection circuit is further configured to monitor one or more parameters of a signal of the oscillating circuit and compare the one or more monitored parameters to one or more reference parameters. The detection circuit is further configured to, based on the comparison, determine whether to transition the RFID detection system from the low power mode into an active communication mode in which the RFID detection system is configured to actively attempt to communicate with nearby RFID devices.Type: ApplicationFiled: March 14, 2013Publication date: December 19, 2013Applicant: MASTER LOCK COMPANYInventor: Michael B. Jonely
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Publication number: 20130264128Abstract: A luggage lock includes a key cylinder for use by, e.g., the transportation security administration (TSA). The luggage lock also includes a digital keypad for unlocking the lock by a primary user. The luggage lock further includes a scale for weighing luggage and a user interface element (e.g., an LED, a LCD display) for indicating the weight of the luggage determined by the scale.Type: ApplicationFiled: March 4, 2013Publication date: October 10, 2013Applicant: MASTER LOCK COMPANYInventors: Lea Marie Plato, Cris Smyczek
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Publication number: 20130255335Abstract: Electronic locking devices are provided. One electronic locking device includes a circuit configured to cause a processor of the electronic locking device to be powered by a capacitor, and not a battery for powering a high current load of the electronic locking device, while the battery is driving the high current load of the electronic locking device.Type: ApplicationFiled: March 14, 2013Publication date: October 3, 2013Applicant: MASTER LOCK COMPANYInventor: Michael B. Jonely
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Publication number: 20130214903Abstract: A lockout-tagout system for use with at least one securing item may include at least one lock for locking the securing item in place. The lockout-tagout system may further include at least one lockout tag on or near the securing item or lock. The lockout tag may have a wireless identification device. The lockout-tagout system may further include a reader configured to read the wireless identification device.Type: ApplicationFiled: February 22, 2013Publication date: August 22, 2013Applicant: Master Lock CompanyInventor: Master Lock Company
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Publication number: 20130118216Abstract: A battery operated device includes a housing, an operating mechanism and an internal battery disposed within the housing, and an access member assembled with the housing and movable between first and second positions. The operating mechanism includes first and second sets of electrical contacts for transmitting power to the operating mechanism, with the internal battery being electrically connectable with the first set of electrical contacts for powering the operating mechanism. The access member is movable between a first position blocking external access to the second set of electrical contacts and connecting the first set of electrical contacts to the internal battery, and a second position permitting external access to the second set of electrical contacts and disconnecting the internal battery from the first set of electrical contacts.Type: ApplicationFiled: November 9, 2012Publication date: May 16, 2013Applicant: Master Lock CompanyInventor: Master Lock Company
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Publication number: 20130120110Abstract: In a method of managing access codes, a product is provided with an access restricting mechanism configured to permit operation of the product in response to entry of either one of first and second access codes using a code interface. The first access code is displayed on the product without displaying the second access code on the product. The second access code is identified to a user in response to user input of at least one of the first access code and a serial number into a terminal in communication with an electronically accessible code storage unit associating the second access code with the at least one of the first access code and the serial number.Type: ApplicationFiled: November 9, 2012Publication date: May 16, 2013Applicant: Master Lock CompanyInventor: Master Lock Company
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Publication number: 20120273330Abstract: A lockout device for assembly with an instrument includes a housing and a cover. The housing defines an opening and includes a side wall at least partially defining an internal cavity sized to receive a head portion of an instrument, and a protrusion extending from an internal surface of the side wall and positioned to retain the head portion within the internal cavity when the head portion of the instrument is received in the internal cavity. The cover is assembled with the housing and moveable between a lockout position at least partially blocking the opening to secure the head portion of the instrument within the internal cavity, and a release position permitting withdrawal of the head portion of the instrument through the opening. A lock interface is configured for securing the cover in the lockout position.Type: ApplicationFiled: April 25, 2012Publication date: November 1, 2012Applicant: MASTER LOCK COMPANYInventor: Ray Wojtak
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Publication number: 20120085136Abstract: A latch assembly for a padlock includes a rocker having a central through bore and a tongue extending from an outer periphery of the rocker. A latch member is slidably disposed in a cavity in the rocker. A torsion spring is assembled to a spring retaining surface of the rocker and includes first and second legs extending from a center coil portion positioned around the through bore. The first leg extends beyond the outer periphery of the rocker, and the second leg terminates inward of the outer periphery of the rocker and engages a portion of the rocker to apply a biasing force against the rocker when the first leg is in a spring-loaded condition. The rocker comprises at least one spring fastening member securing the torsion spring to the spring retaining surface of the rocker.Type: ApplicationFiled: September 15, 2011Publication date: April 12, 2012Applicant: MASTER LOCK COMPANYInventors: Gary Burmesch, Dean A. Paulson, Thomas J. Schlaefer, John Weber
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Patent number: D535555Type: GrantFiled: July 28, 2005Date of Patent: January 23, 2007Assignee: Master Lock CompanyInventors: Tony Kopp, Eric MacKey, Mark Van Handel
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Patent number: D535629Type: GrantFiled: March 29, 2005Date of Patent: January 23, 2007Assignee: Master Lock CompanyInventors: Scott Kalous, Mike Brojanac
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Patent number: D536236Type: GrantFiled: January 12, 2006Date of Patent: February 6, 2007Assignee: Master Lock CompanyInventors: Jim Recknagel, Ken Burmesch, Chris Irgens, Rolf Hohmann, Mark Van Handel, Gary Burmesch, Victor Yip, Kerry Jacques, John Zapushek
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Patent number: D537320Type: GrantFiled: November 9, 2004Date of Patent: February 27, 2007Assignee: Master Lock CompanyInventors: Dave Kearns, Mark Van Handel
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Patent number: D537704Type: GrantFiled: May 3, 2005Date of Patent: March 6, 2007Assignee: Master Lock CompanyInventor: Mark Van Handel
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Patent number: D640445Type: GrantFiled: July 9, 2010Date of Patent: June 21, 2011Assignee: Master Lock CompanyInventor: Scott B. Stevens
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Patent number: D691869Type: GrantFiled: April 9, 2012Date of Patent: October 22, 2013Assignee: Master Lock CompanyInventor: Lea Marie Plato