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US

Method for Fabricating Solid State Electrochromic Device, Solid State Electrochromic Device and Its Applications

US 12,061,403 In force
OverviewFamilyAssignmentsSources & methods

Term ends Apr 9, 2042 · Medium confidence

Why Medium: A parent in the chain could not be resolved.

Filed Oct 21, 2020 as application 17/076,700 · Granted Aug 13, 2024
Base term plus 939 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2019 2042
Clock starts
Sep 13, 2019
Term ends
Apr 9, 2042
Granted
Aug 13, 2024
base term patent term adjustment 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
939
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
0 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.
22
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 runs 939 days past its 20-year base term on prosecution delay. 0 of 3 maintenance fees are paid so far. Confidence: Medium. 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 Sep 13, 2019, when application PCT/US2019/051112, the earliest non-provisional in its chain, was filed (this one was filed Oct 21, 2020); a parent in its chain could not be resolved (the next row)Sep 13, 2039High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+939 days, USPTO patent term adjustment recordApr 9, 2042High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderApr 9, 2042Medium confidence

This family

Application PCT/US2019/051112PCT application
no patent term
no patent term
US 10,921,673In force
Sep 2039
Sep 2039
US 12,061,403this patent
Apr 2042
Apr 2042
Application PCT/US2021/041863PCT application
no patent term
no patent term
Application PCT/US2021/043458PCT application
no patent term
no patent term
Application PCT/US2021/055015PCT application
no patent term
no patent term
US 11,879,098In force
Mar 2042
Mar 2042
US 11,874,578In force
Mar 2042
Mar 2042
8 of 22 applications in this family shown, earliest filings first. 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 21, 2020
Reel 54175, frame 367
He, Jiazhi; Wang, Hong; Wang, Chao; Li, Yuling; You, Liyan; Zhou, YuAmbilight Inc.Assignment 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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