Cancelled & expired registration
CRYSTAL-GUARD
Registration cancelled per USPTO on Dec 5, 2025
Status may changeReady for a second act? Here's what the USPTO record shows.
- USPTO status
- Registration cancelled per USPTO on Dec 5, 2025 · code 709 (Cancelled, Section 71)
- Registration date
- May 21, 2019
- Filing date
- May 9, 2018
- Registration no.
- 5754068
- Serial no.
- 79241167
- Classes
- Class 9: Electronics & softwareClass 37: Construction & repairClass 40: Manufacturing services
- Goods & services
- Treatment of materials by means of high temperature steam injection ; providing information on treatment of materials; treatment of materials using chemicals in the nature of chemical treatment of machines, vats, containers, pipes and pipelines; treatment of materials using gas products in the nature of oil and gas well treatment; treatment of pipes, vats, tubes of metal and pipelines by means of
- Owner as listed with the USPTO
- LA HARPE D'OR
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