US 12,291,704 B2
Universal test device, assembly, and method
Robert Salter, Reading, MA (US); Paul Graham, Dracut, MA (US); Jeffrey Verrette, Haverhill, MA (US); and Richard T Skiffington, North Reading, MA (US)
Assigned to Charm Sciences, Inc., Lawrence, MA (US)
Appl. No. 17/191,911
Filed by Charm Sciences, Inc., Lawrence, MA (US)
PCT Filed Nov. 13, 2020, PCT No. PCT/US2020/060436
§ 371(c)(1), (2) Date Mar. 4, 2021,
PCT Pub. No. WO2021/097225, PCT Pub. Date May 20, 2021.
Claims priority of provisional application 62/935,270, filed on Nov. 14, 2019.
Prior Publication US 2022/0348861 A1, Nov. 3, 2022
Int. Cl. C12M 1/34 (2006.01)
CPC C12M 41/36 (2013.01) 15 Claims
OG exemplary drawing
 
1. A device for observing biological growth, when present, on a growth plate, said device comprising:
an imaging device and a substantially stationary alignment nest comprising a first sunken frame having a first orientation with a first size to receive an inverted first size growth plate in a first operating position, and an offset second sunken frame having a second orientation distinct from said first orientation and a second size distinct from said first size to receive an inverted distinct second size growth plate in an operating position being substantially perpendicularly offset about said first operating position and wherein said alignment nest having an upper surface maintaining said first sunken frame and said offset second sunken frame in a coplanar position about one another.