US 11,987,710 B2
Water-soluble polymeric dyes
Glenn P. Bartholomew, Escondido, CA (US); and Yongchao Liang, Irvine, CA (US)
Assigned to BECTON, DICKINSON AND COMPANY, Franklin Lakes, NJ (US)
Filed by BECTON, DICKINSON AND COMPANY, Franklin Lakes, NJ (US)
Filed on Sep. 29, 2022, as Appl. No. 17/956,044.
Application 17/956,044 is a continuation of application No. 17/316,508, filed on May 10, 2021, granted, now 11,499,053.
Application 17/316,508 is a continuation of application No. 16/667,250, filed on Oct. 29, 2019, granted, now 11,034,840, issued on Jun. 15, 2021.
Application 16/667,250 is a continuation of application No. 15/837,959, filed on Dec. 11, 2017, granted, now 10,533,092, issued on Jan. 14, 2020.
Claims priority of provisional application 62/433,091, filed on Dec. 12, 2016.
Prior Publication US 2023/0116275 A1, Apr. 13, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. C09B 69/10 (2006.01); G01N 33/533 (2006.01)
CPC C09B 69/109 (2013.01) [C09B 69/10 (2013.01); C09B 69/101 (2013.01); G01N 33/533 (2013.01)] 21 Claims
OG exemplary drawing
 
1. A water soluble light harvesting multichromophore comprising a conjugated segment of repeating units, wherein at least one repeating unit is substituted with a branched non-ionic water soluble group (WSG) comprising a branching group and two or more water soluble polymers, wherein if the branching group is an aryl group then the branching group is a tri-substituted aryl group or a tetra-substituted aryl group.