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US

Film-Based Lightguide with Adhered Component Between Fold Region and Extraction Region

US 11,256,025 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Sep 12, 2022 (Venture Lending & Leasing IX, Inc.).

Term ends Jan 26, 2030 · Medium confidence

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

Held by Azumo, Inc.
Filed Mar 1, 2021 as application 17/249,382 · Granted Feb 22, 2022
Base term, 20 years from filing
Today
20 years from filing
2010 2030
Clock starts
Jan 26, 2010
Term ends
Jan 26, 2030
Granted
Feb 22, 2022
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 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
10
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 1 maintenance fees is 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 Jan 26, 2010, when application PCT/US2010/022066, the earliest non-provisional in its chain, was filed (this one was filed Mar 1, 2021); a parent in its chain could not be resolved (the next row)Jan 26, 2030High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium 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 1 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJan 26, 2030Medium confidence

This family

US 8,905,610In force
Dec 2030
Dec 2030
US 8,764,262In force
Sep 2030
Sep 2030
US 9,523,807In force (reinstated)
Mar 2030
Mar 2030
US 10,175,413In force
Mar 2030
Mar 2030
US 10,466,409In force
Jan 2030
Jan 2030
US 10,935,716In force (reinstated)
no later than Jan 2030
no later than Jan 2030
US 11,256,025this patent
Jan 2030
Jan 2030
US 11,640,026In force
Jan 2030
Jan 2030
8 of 10 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, 2021
Reel 57866, frame 815
Nichol, Anthony John; Coleman, Zane ArthurFlex Lighting II, LLCAssignment of Assignor's Interest
Oct 21, 2021
Reel 57886, frame 286
Flex Lighting II, LLCAzumo, Inc.Change of Name
Sep 12, 2022
Reel 61065, frame 860
Azumo, Inc.Venture Lending & Leasing IX, Inc.; Wti Fund X, Inc.Security Interest
Sep 12, 2022
reel/frame not recorded
Azumo, Inc.Venture Lending & Leasing IX, Inc.Security Interest
Sep 12, 2022
reel/frame not recorded
Azumo, Inc.Wti Fund X, Inc.Security 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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