Learn more

MASTER LOCK CO

Overview
  • Total Patents
    951
  • GoodIP Patent Rank
    16,863
  • Filing trend
    ⇩ 14.0%
About

MASTER LOCK CO has a total of 951 patent applications. It decreased the IP activity by 14.0%. Its first patent ever was published in 1922. It filed its patents most often in United States, Canada and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, civil engineering and control are MOON CHARLES W, KESO AG and LOCKMASTERS INC.

Patent filings per year

Chart showing MASTER LOCK COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Foote Daniel J 89
#2 Burmesch Gary 69
#3 Meekma Glenn P 66
#4 Kalous Scott 52
#5 Brojanac Michael 52
#6 Kalous D Scott 51
#7 Marcelle Jesse 41
#8 Scott Frank 39
#9 Meekma Glenn 34
#10 Van Handel Mark 31

Latest patents

Publication Filing date Title
WO2020185612A1 Systems and methods for dynamically delivering access credentials for locking systems
WO2020185388A1 Locking device biometric access
US2021050162A1 Switch lockout device
CA3031951A1 Lockbox with multi-position shackle
CN111527274A Electronic concealed shackle padlock with key override
US2020318390A1 Combination lock
WO2018013902A1 Combination lock
US2019003206A1 Locking device with anti-jam mechanism
US2018371802A1 Padlock assembly
US2017234038A1 Lockable enclosure with combination locking mechanism
US2018223567A1 Cable locking device
WO2017075146A1 Multiple user lockout systems
CA3001714A1 Wireless firmware updates
AU2015353709A1 EAC system with plurality of different algorithm/operand pairs having different functionality
US2016036814A1 Wireless firmware updates
US9892073B1 Bus addressing systems and methods using repurposed bits
CA2959157A1 Circuits and methods using parallel, separate battery cells
US2015217918A1 Display package
US2016116510A1 Predictive battery warnings for an electronic locking device
US2016036788A1 Wireless key management for authentication