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US

Remote Measurement of Shallow Depths in Semi-Transparent Media

US 11,624,814 In force
OverviewFamilyAssignmentsSources & methods

Term ends Nov 15, 2032 · High confidence

Filed Jun 12, 2020 as application 16/900,234 · Granted Apr 11, 2023
Base term plus 139 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2012 2032
Clock starts
Jun 29, 2012
Term ends
Nov 15, 2032
Granted
Apr 11, 2023
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
139
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
11
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 139 days past its 20-year base term on prosecution delay. 0 of 2 maintenance fees are 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 Jun 29, 2012, when application PCT/US2012/045038, the earliest non-provisional in its chain, was filed (this one was filed Jun 12, 2020)Jun 29, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+139 days, USPTO patent term adjustment recordNov 15, 2032High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderNov 15, 2032High confidence

This family

Application PCT/US2012/045038PCT application
no patent term
no patent term
US 9,476,980In force
May 2033
May 2033
US 10,684,362In force
no later than Dec 2032
no later than Dec 2032
US 11,313,678In force (reinstated)
no later than Mar 2034
no later than Mar 2034
US 11,231,502In force
Oct 2033
Oct 2033
US 11,624,814this patent
Nov 2032
Nov 2032
US 11,933,899In force
Jun 2032
Jun 2032
US 11,725,937In force
Jun 2032
Jun 2032
8 of 11 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
Sep 8, 2021
Reel 57412, frame 452
Gisler, AndrewAstra Lite, Inc.Assignment of Assignor's Interest
Sep 8, 2021
Reel 57437, frame 558
Thayer, Jeffrey P; Mitchell, Steven; Hayman, MatthewThe Regents of the University of Colorado, a Body CorporateAssignment of Assignor's Interest
Nov 21, 2023
Reel 65638, frame 792
Litewave Technologies, Inc.HPS Investment Partners, LLC, as Collateral AgentSecurity Interest
Oct 29, 2024
Reel 69269, frame 94
HPS Investment Partners, LLC, as Collateral AgentLitewave Technologies, Inc.Release of Security Interest in Patent Collateral at Reel/Frame No. 65638/0792
Mar 26, 2026
Reel 74873, frame 695
Astra Lite, Inc.Litewave Technologies, Inc.Change of Name

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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited