# Relationship history for MSHA mine 3003773

Current hierarchy: **Pattie A  Lindenthaler; Allen L  Lindenthaler → Lindenthaler Properties LLC → Lindy Materials**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Lindenthaler Properties LLC → Lindy Materials; 2010-08-02 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Pattie A  Lindenthaler et al → Lindy Materials; 2010-08-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Pattie A  Lindenthaler et al → Lindenthaler Properties LLC; 2010-08-02 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Allen L  Lindenthaler et al → Lindenthaler Properties LLC; 2010-08-02 to current/open; source msha-controller-operator-history