Method for Heat Treating by Induction an Alloy Component for Generating Microstructure Gradients and an Alloy Component Heat Treated According to the Method
US 11,136,634 Lapsed on the fee recordLapsed Oct 5, 2025 on the fee record · High confidence
20-year base term ends Dec 21, 2036
First maintenance fee unpaid; grace period ended.
Dec 21, 2016
Oct 5, 2025
Oct 5, 2021
Dec 21, 2036
How we calculated this date
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Dec 21, 2016, when the earliest non-provisional application in its chain was filed (this one was filed Jun 14, 2018) | Dec 21, 2036 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 0 of 3 maintenance fees paid | lapsed Oct 5, 2025 | High confidence |
| Computed term end | The steps above, in order | Oct 5, 2025 | High confidence |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
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