BLM claimant record

US COPPER LLC

Active unpatented mining claims held on US federal land, from BLM's public Mineral & Land Records System. Earliest active claim located 1994-09-15.

Active claims
406
Acres
8,388
States
1
Latest filing
2019-04-16

Claims by state

StateActive claims
NV406

Claim types

Lode406

2026 maintenance estimate

At ~$200/claim, this portfolio's BLM maintenance runs an estimated $81,200 — due September 1, 2026, or the claims void. Estimates from public records — see the full deadline guide and get reminders.

All top claimants → Live claims map → Fee deadline guide →

Source: BLM MLRS public records, as of 2026-07-04. Counts reflect claims where this exact claimant name appears of record; related entities filing under other names are listed separately. Corrections: [email protected]