IP Library Granted Patent US 10,824,825
Granted Patent B2
US 10,824,825 · App. 16/289,539 · Granted Nov 3, 2020

Methods for organizing the disinfection of one or more items contaminated with biological agents

Inventor: Chetan Jinedatha (Temple, TX)
Assignee: The United States of America as represented by the Department of Vetrans Affairs
G06K7/10118A61L2/24G06K7/10415G06K7/10475G06Q50/22A61L2/10A61L2/208A61L2202/14A61L2202/25Y02A90/22Y02A90/26
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Quick Facts
Patent No.
US 10,824,825
App. No.
16/289,539
Granted
Nov 3, 2020
Kind
B2
Abstract

The invention provides method for organizing the disinfection of one or more items contaminated with biological agent(s) comprising (a) attaching a radio-frequency ID (RFID) tag to an item(s) to be disinfected; exposing the item(s) of (a) to a disinfecting means for a period sufficient to disinfect the item; and (c) obtaining a signal from the tagged item when disinfection is complete thereby organizing the disinfection of one or more items.

Claims (33)

1. A device, comprising:

a wireless communication receiver;

a changeable display;

first circuitry to alter the changeable display from exhibiting a first particular status of the device to exhibiting a second particular status of the device after a predetermined amount of time; and

second circuitry to alter the changeable display from exhibiting the first particular status of the device to exhibiting the second particular status of the device after receipt of a unique signal at the wireless communication receiver that indicates relocation of the device.

2. The device of claim 1 , wherein the second circuitry alters the changeable display from exhibiting the first particular status of the device to exhibiting the second particular status of the device after receipt of the unique signal at the wireless communication receiver that indicates the device is exiting or has exited a designated area.

3. The device of claim 1 , further comprising third circuitry to:

alter the changeable display from exhibiting the second particular status of the device to exhibiting the first particular status of the device after receipt of a different unique signal at the wireless communication receiver indicative of the first particular status; and

start a timer associated with the first circuitry after receipt of the different unique signal at the wireless communication receiver that is indicative of the first particular status.

4. The device of claim 1 , further comprising an ultraviolet light dose sensor to send a signal to affect a change of status on the changeable display after detecting a predetermined dose of ultraviolet light.

5. The device of claim 1 , further comprising a sensor to detect a presence of a fluidic disinfectant, wherein the sensor is configured to send a signal to affect a change of status on the changeable display after detecting a predetermined amount of the fluidic disinfectant.

6. The device of claim 1 , wherein the first particular status is a clean status for the device, and wherein the second particular status in an unclean status for the device.

7. The device of claim 1 , wherein the wireless receiver is a wireless communication tag.

8. The device of claim 7 , wherein the wireless communication tag is a radio-frequency identification (RFID) tag.

9. A portable disinfection apparatus, comprising:

a source of a disinfectant arranged in the portable disinfection apparatus to project the disinfectant into an ambient of the portable disinfection apparatus;

a wireless communication transmitter; and

a controller comprising processor-executable program instructions for the wireless communication transmitter to send a signal of a predetermined strength into the ambient of the portable disinfection apparatus that is less than a signal strength constituting a maximum transmission range of the wireless communication transmitter.

10. The apparatus of claim 9 , wherein the processor-executable program instructions are for the wireless communication transmitter to send the signal of the predetermined strength after a lapse of a predetermined amount of time after the portable disinfection apparatus initiates or completes a disinfection cycle.

11. The apparatus of claim 9 , wherein the processor-executable program instructions are for the wireless communication transmitter to send the signal of the predetermined strength after receipt of a signal indicating disinfection of an item or space in the ambient of the portable apparatus is complete.

12. The apparatus of claim 9 , wherein the processor-executable program instructions are for the wireless communication transmitter to send the signal of the predetermined strength after receipt of a signal indicating a set amount of the disinfectant has been projected into the ambient of the portable disinfection apparatus.

13. The apparatus of claim 9 , further comprising an ultraviolet light dose sensor.

14. The apparatus of claim 9 , further comprising a sensor to detect a presence of a fluidic disinfectant.

15. A method for disinfection of one or more items contaminated with one or more biological agents, wherein the method comprises:

exposing an item to a disinfectant for a period sufficient to disinfect the item, said item having a wireless communication tag;

sending a first signal to the wireless communication tag when disinfection is complete to update a display on the wireless communication tag to be indicative of a clean status for the item;

subsequently detecting movement of the item outside a receiving range of a wireless communication reader; and

sending a second signal to the wireless communication tag to alter the display after detecting movement of the item outside the receiving range of the wireless communication reader.

16. The method of claim 15 , wherein the step of sending the second signal is upon detecting movement of the item outside the receiving range of the wireless communication reader.

17. The method of claim 15 , wherein the step of sending the second signal is upon a lapse of a predetermined amount of time after detecting movement of the item outside the receiving range of the wireless communication reader.

18. The method of claim 17 , wherein the predetermined amount of time is approximately 24 hours or longer.

19. The method of claim 15 , wherein the second signal is a signal to alter the display to be indicative of an unclean status for the item.

20. The method of claim 15 , wherein transmission of the first signal to the wireless communication tag is automatically activated after receipt of a third signal from a disinfectant sensor.

Assignments (3)
ASSIGNMENT AND ASSUMPTION OF SECURITY AGREEMENT, IP SECURITY AGREEMENT AND COLLATERAL AGENT AGREEMENT Recorded May 26, 2026
From: MALIN LIFE SCIENCES HOLDINGS LIMITED
To: XDS COLLATERAL, LLC
Reel/Frame 075626/0146 →
ASSIGNMENT AND ASSUMPTION OF SECURITY AGREEMENT, IP SECURITY AGREEMENT AND COLLATERAL AGENT AGREEMENT Recorded Mar 2, 2026
From: MALIN LIFE SCIENCES (US), INC.
To: MALIN LIFE SCIENCES HOLDINGS LIMITED
Reel/Frame 075060/0415 →
SECURITY INTEREST Recorded Feb 13, 2025
From: XENEX DISINFECTION SERVICES INC.
To: MALIN LIFE SCIENCES (US), INC.
Reel/Frame 070629/0867 →
Continuity (3)
Continuation 14419032
Provisional Application 61678558 · Aug 1, 2012
Related Publication 20190347451A1 · Nov 14, 2019