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Fabrication of High-Entropy Alloy Wire and Multi-Principal Element Alloy Wire

US 11,198,197 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jan 26, 2037 · High confidence

Filed Apr 24, 2020 as application 16/857,614 · Granted Dec 14, 2021
Base term, 20 years from filing
Today
20 years from filing
2017 2037
Clock starts
Jan 26, 2017
Term ends
Jan 26, 2037
Granted
Dec 14, 2021
base term fee events Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
1 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

This patent's term is its 20-year base term, with no adjustment for prosecution delay. 1 of 3 maintenance fees is paid so far. Confidence: High. from the record

How we calculated this date

One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Jan 26, 2017, when application 15/416,253, the earliest non-provisional in its chain, was filed (this one was filed Apr 24, 2020)Jan 26, 2037High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJan 26, 2037High confidence

This family

US 10,668,566In force
Apr 2038
Apr 2038
US 11,198,197this patent
Jan 2037
Jan 2037
Application 17/525,110Abandoned
not computed
not computed
The applications whose file history this site holds. The family may have others.

Assignments

Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
RecordedAssignorAssigneeConveyance
Oct 4, 2021
Reel 57684, frame 69
Smathers, David B.; Hogan, Patrick; Stawovy, Michael Thomas; Winnicka, Maria B.; Rozak, Gary A.H.C. Starck Inc.Assignment of Assignor's Interest
Oct 31, 2023
Reel 65402, frame 530
H.C. Starck Inc.Coldwater Facility Holding, LLCAssignment of Assignor's Interest
Nov 1, 2023
Reel 65415, frame 744
Coldwater Facility Holding, LLCH.C. Starck Solutions Coldwater, LLCChange of Name
Nov 6, 2023
Reel 65472, frame 843
H.C. Starck Solutions Coldwater, LLC; H.C. Starck Solutions Euclid, LLCWells Fargo Bank, National AssociationSecurity Interest
Feb 3, 2026
Reel 73679, frame 616
H.C. Starck Solutions Coldwater, LLCElmet Technologies, LLCAssignment of Assignor's Interest

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup

Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.

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