# P920006: Immunocytochemical Assay to Detect Progesterone

- Pathway: PMA
- Applicant: Abbott Laboratories
- Decided: Sep 26, 1995 after 1,328 days
- Product code: LPI (Kit, Assay, Progesterone Receptor)
- Device class: 3
- Regulation: 21 CFR 864.1860
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
3 later devices descend from it; 1 cites it directly.
0 of 4 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. PMA decisions do not claim a predicate device.

## Most influential descendants
- K990618: Ventana PGR Primary Antibody (Clone 1A6) (1999), 2 descendants of its own
- K061360: Neomarkers Rabbit Monoclonal Anti-Human Estrogen Rece[Ptor Antibody (Clone SP1) (2006), 0 descendants of its own
- K012960: Biogenex Monoclonal Anti-Progesterone Receptor (2002), 0 descendants of its own

Source page: https://510kreport.com/device/P920006
Methodology: https://510kreport.com/methodology