Affival
Records under this name other than the patents Affival holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 3 patents it holds.
Showing 1 to 4 of 4 · Back to Affival
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,221,519 | Powder for Sulphur-Based Flux-Cored Wire, Flux-Cored Wire and Method for Producing a Flux-Cored Wire Using It Lapsed on the fee record Ended Jul 17, 2024 · High confidence | Lapsed on the fee record | Ended Jul 17, 2024 | High confidence |
| US 7,906,747 | Cored Wire Term ended Term ended Jun 25, 2024 · High confidence | Term ended | Term ended Jun 25, 2024 | High confidence |
| US 4,863,803 | Composite product with a tubular casing for treating molten metal baths Term ended Term ended no later than Sep 5, 2009 · Low confidence | Term ended | Term ended no later than Sep 5, 2009 | Low confidence |
| US 4,956,010 | Method of desulphurizing pig-iron Term ended Term ended no later than Sep 11, 2010 · Low confidence | Term ended | Term ended no later than Sep 11, 2010 | Low confidence |