Cancelled & expired registration
IRONITE SPONGE
Registration cancelled per USPTO on Sep 26, 2025
Status may changeReady for a second act? Here's what the USPTO record shows.
- USPTO status
- Registration cancelled per USPTO on Sep 26, 2025 · code 710 (Cancelled, Section 8)
- Registration date
- Mar 11, 1975
- Filing date
- May 14, 1973
- Registration no.
- 1006536
- Serial no.
- 72457287
- Classes
- Class 1: ChemicalsClass 2: Paints & coatingsClass 3: Cosmetics & cleaningClass 4: Fuels, oils & candlesClass 5: Pharma & supplements
- Goods & services
- DRILLING MUD ADDITIVES IN THE FORM OF PARTICLES HAVING DESIRABLE RHEOLOGICAL PROPERTIES
- Owner as listed with the USPTO
- M-I L.L. C.
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