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Christopher A. Kelsch
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Tarpon Springs, FL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Security device with a remotely actuated quick-release mechanism
Patent number
12,203,294
Issue date
Jan 21, 2025
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Universal security apparatus for wearable electronic devices
Patent number
12,159,518
Issue date
Dec 3, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Merchandise anti-theft device with an electromechanical release mec...
Patent number
11,993,959
Issue date
May 28, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Anti-theft device utilizing electronic gadget to produce an alarm
Patent number
11,995,965
Issue date
May 28, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Anti-theft device with adjustable locking arms for securing an arti...
Patent number
11,952,803
Issue date
Apr 9, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Merchandise handling alert apparatus
Patent number
11,869,333
Issue date
Jan 9, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Anti-theft device having a wireless merchandise identification func...
Patent number
11,869,323
Issue date
Jan 9, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Anti-theft bracket for a foldable smartphone
Patent number
D1006805
Issue date
Dec 5, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Anti-theft bracket for a flip smartphone
Patent number
D1006804
Issue date
Dec 5, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Universal security stand for wearable electronics with wireless cha...
Patent number
11,804,115
Issue date
Oct 31, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Anti-theft bracket for a foldable gadget
Patent number
D1001119
Issue date
Oct 10, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Security bracket for a foldable electronic gadget
Patent number
D993949
Issue date
Aug 1, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Merchandise handling alert apparatus
Patent number
11,605,285
Issue date
Mar 14, 2023
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Non-obtrusive anti-theft device for merchandise
Patent number
D968991
Issue date
Nov 8, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
D10 - Measuring, testing, or signalling instruments
Information
Patent Grant
Anti-theft device for a foldable electronic gadget
Patent number
D963657
Issue date
Sep 13, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Anti-theft device for a clamshell-type electronic gadget
Patent number
D959441
Issue date
Aug 2, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Merchandise anti-theft device with an electromechanical release mec...
Patent number
11,401,738
Issue date
Aug 2, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
G07 - CHECKING-DEVICES
Information
Patent Grant
Merchandise anti-theft device having a quick disconnect locking mec...
Patent number
11,319,731
Issue date
May 3, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Security device utilizing the electronic components of an electroni...
Patent number
11,308,779
Issue date
Apr 19, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Anti-theft device utilizing an optical communication channel to con...
Patent number
11,270,561
Issue date
Mar 8, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Modular security cradle for safeguarding an article of merchandise...
Patent number
11,178,983
Issue date
Nov 23, 2021
Vanguard Products Group, Inc.
Christopher A. Kelsch
A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information
Patent Grant
Security bracket for an article of merchandise
Patent number
D927495
Issue date
Aug 10, 2021
Vanguard Products Group, Inc.
Christopher A. Kelsch
D14 - Recording, communication, or information retrieval equipment
Information
Patent Grant
Merchandise anti-theft bracket
Patent number
D923451
Issue date
Jun 29, 2021
Vanguard Products Group, Inc.
Christopher A. Kelsch
D08 - Tools and hardware
Information
Patent Grant
Anti-theft device with adjustable locking arms for securing an arti...
Patent number
11,035,151
Issue date
Jun 15, 2021
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Anti-theft device with adjustable locking arms for securing an arti...
Patent number
10,858,865
Issue date
Dec 8, 2020
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Anti-theft device utilizing an optical echo chamber for monitoring...
Patent number
10,748,396
Issue date
Aug 18, 2020
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Anti-theft device utilizing an optical echo chamber for monitoring...
Patent number
10,490,040
Issue date
Nov 26, 2019
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Grant
Anti-theft device with adjustable locking arms for securing an arti...
Patent number
10,378,248
Issue date
Aug 13, 2019
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Anti-theft device having an interlocking assembly for securing an a...
Patent number
10,323,440
Issue date
Jun 18, 2019
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Anti-theft device for monitoring a universal serial bus Type C conn...
Patent number
10,140,825
Issue date
Nov 27, 2018
Vanguard Products Group, Inc.
Christopher A. Kelsch
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
SECURITY DEVICE WITH A REMOTELY ACTUATED QUICK-RELEASE MECHANISM
Publication number
20240125152
Publication date
Apr 18, 2024
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
ANTI-THEFT DEVICE HAVING A WIRELESS MERCHANDISE IDENTIFICATION FUNC...
Publication number
20230334968
Publication date
Oct 19, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MERCHANDISE HANDLING ALERT APPARATUS
Publication number
20230274630
Publication date
Aug 31, 2023
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Application
MERCHANDISE ANTI-THEFT DEVICE WITH AN ELECTROMECHANICAL RELEASE MEC...
Publication number
20220325562
Publication date
Oct 13, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
G07 - CHECKING-DEVICES
Information
Patent Application
MERCHANDISE ANTI-THEFT DEVICE WITH AN ELECTROMECHANICAL RELEASE MEC...
Publication number
20220268061
Publication date
Aug 25, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Application
ANTI-THEFT DEVICE UTILIZING ELECTRONIC GADGET TO PRODUCE AN ALARM
Publication number
20220148399
Publication date
May 12, 2022
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Application
ANTI-THEFT DEVICE WITH ADJUSTABLE LOCKING ARMS FOR SECURING AN ARTI...
Publication number
20210040779
Publication date
Feb 11, 2021
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
PEDESTAL WRAP SECURITY DEVICE
Publication number
20200399933
Publication date
Dec 24, 2020
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
ANTI-THEFT DEVICE WITH ADJUSTABLE LOCKING ARMS FOR SECURING AN ARTI...
Publication number
20200040614
Publication date
Feb 6, 2020
Vanguard Products Group, Inc.
Christopher A. Kelsch
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Application
ANTI-THEFT DEVICE FOR MONITORING A UNIVERSAL SERIAL BUS TYPE C CONN...
Publication number
20190073881
Publication date
Mar 7, 2019
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Application
ANTI-THEFT DEVICE FOR MONITORING CONNECTION BETWEEN A MALE PLUG AND...
Publication number
20170004688
Publication date
Jan 5, 2017
Vanguard Products Group, Inc.
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Application
COMMUNICATION CONNECTOR WITH ANALOG COUPLING CIRCUIT
Publication number
20140024259
Publication date
Jan 23, 2014
Christopher A. Kelsch
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Sensors and methods for detecting attachment to a surface
Publication number
20060077057
Publication date
Apr 13, 2006
Christopher A. Kelsch
G08 - SIGNALLING
Information
Patent Application
Sensors and methods for detecting attachment to a surface
Publication number
20040150523
Publication date
Aug 5, 2004
Christopher A. Kelsch
G08 - SIGNALLING