US 12,356,976 B2
Selective detection of bed bugs
Mark W. Beach, Midland, MI (US); Andrey N. Soukhojak, Midland, MI (US); Neil A. Spomer, Carmel, IN (US); Shane L. Mangold, Midland, MI (US); Ravi B. Shankar, Midland, MI (US); Sukrit Mukhopadhyay, Midland, MI (US); Jeremy Chris P. Reyes, Lake Jackson, TX (US); Bruce A. Jacobs, Fishers, IN (US); William L. Winniford, Lake Jackson, TX (US); Ronda L. Hamm, Carmel, IN (US); Phillip J. Howard, Greenville, SC (US); Andrew J. Pasztor, Jr., Midland, MI (US); Mary D. Evenson, Zionsville, IN (US); Thomas G. Patterson, Westfield, IN (US); and Natalie C. Giampietro, Carmel, IN (US)
Assigned to Ecolab USA Inc., Saint Paul, MN (US)
Filed by Ecolab USA Inc., Saint Paul, MN (US)
Filed on May 26, 2023, as Appl. No. 18/202,681.
Application 18/202,681 is a continuation of application No. 17/226,222, filed on Apr. 9, 2021, granted, now 11,716,983.
Application 17/226,222 is a continuation of application No. 16/295,785, filed on Mar. 7, 2019, granted, now 11,000,024, issued on May 11, 2021.
Application 16/295,785 is a continuation of application No. 15/985,093, filed on May 21, 2018, granted, now 10,271,534, issued on Apr. 30, 2019.
Claims priority of provisional application 62/577,437, filed on Oct. 26, 2017.
Claims priority of provisional application 62/509,501, filed on May 22, 2017.
Prior Publication US 2023/0337651 A1, Oct. 26, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A01M 1/02 (2006.01)
CPC A01M 1/026 (2013.01) [A01M 1/023 (2013.01); A01M 2200/011 (2013.01)] 20 Claims
 
1. A composition comprising a gel medium and a cyclic thiol of the formula I

OG Complex Work Unit Chemistry
or a tautomer thereof, wherein
X is S or O;
Z1 and Z2 are each independently O or S;
R1 is selected from the group consisting of hydrogen, C4-C10 alkyl, C2-C12 alkenyl, C6-C10 aryl, 5- to 7-membered heteroaryl, —OR5, —SR5, —(OC1-C4 alkylene)xR5, —(SC1-C4 alkylene)yR5 —(OC1-C4 alkylene)x(SC1-C4 alkylene)yR5, —(SC1-C4 alkylene)y(OC1-C4 alkylene)xR5, C1-C3 alkylene(OC1-C4 alkylene)xR5, C1-C3 alkylene(SC1-C4 alkylene)yR5, C1-C3 alkylene(OC1-C4 alkylene)x(SC1-C4 alkylene)yR5, and C1-C3 alkylene(SC1-C4 alkylene)y(OC1-C4 alkylene)xR5;
R2 is selected from the group consisting of hydrogen, C4-C10 alkyl, C2-C12 alkenyl, C6-C10 aryl, 5- to 7-membered heteroaryl, —OR5, —SR5, —(OC1-C4 alkylene)xR5, —(SC1-C4 alkylene)yR5 —(OC1-C4 alkylene)x(SC1-C4 alkylene)yR5, —(SC1-C4 alkylene)y(OC1-C4 alkylene)xR5, C1-C3 alkylene(OC1-C4 alkylene)xR5, C1-C3 alkylene(SC1-C4 alkylene)yR5, C1-C3 alkylene(OC1-C4 alkylene)x(SC1-C4 alkylene)yR5, and C1-C3 alkylene(SC1-C4 alkylene)y(OC1-C4 alkylene)xR5;
R3, R3′, R4, and R4′ are each independently selected from the group consisting of hydrogen, C1-C8 alkyl, C2-C8 alkenyl, and C6-C10 aryl;
R5 is selected from the group consisting of hydrogen, C1-C8 alkyl, C2-C8 alkenyl, C6-C10 aryl, and a polymeric bulking group;
a is 0 or 1; and
x and y are each independently an integer from 1 to 10.