US 11,943,330 B2
Light-triggered transponder
Wlodek Mandecki, Princeton Junction, NJ (US); Von Ertwine, Upper Holland, PA (US); Young-June Yu, Cranbury, NJ (US); William E. Eibon, Elyria, OH (US); Conrad Styczen, Palatine, IL (US); and Joseph Wagner, Wasco, IL (US)
Assigned to P-CHIP IP HOLDINGS INC., Chicago, IL (US)
Filed by P-CHIP IP HOLDINGS INC., Chicago, IL (US)
Filed on Feb. 28, 2022, as Appl. No. 17/683,052.
Application 17/683,052 is a continuation of application No. 17/174,979, filed on Feb. 12, 2021, granted, now 11,546,129.
Claims priority of provisional application 63/010,602, filed on Apr. 15, 2020.
Claims priority of provisional application 62/976,684, filed on Feb. 14, 2020.
Prior Publication US 2022/0224504 A1, Jul. 14, 2022
Int. Cl. H04L 7/00 (2006.01)
CPC H04L 7/0075 (2013.01) 18 Claims
OG exemplary drawing
 
1. A taggant comprising:
a two-dimensional code; and
a microtransponder (MTP) embedded within the two-dimensional code, the MTP comprising one or more light-triggered photocells and being associated with an identifier.