The Patent Finder
US

Electro-Optical Interconnect Platform

US RE50,979 Term ended
OverviewFamilyAssignmentsSources & methods

Term ended Mar 29, 2022 · Low confidence

Reissue of US 10,564,374, which was surrendered when this reissue was granted; its term and maintenance fees continue here.

Filed Feb 17, 2022 as application 17/674,319 · Granted Aug 4, 2026
Base term, 20 years from filing · capped by a resolved terminal disclaimer
Today
20 years from filing
Term ended Mar 29, 2022
2015 2035
Clock starts
Oct 8, 2015
Term ended
Mar 29, 2022
Granted
Aug 4, 2026
base term after the term ends 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.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 11,852,876, US 12,189,195.
1 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from the original patent's grant (Feb 18, 2020). This counts the ones the record shows paid.
26
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. A terminal disclaimer resolved from the filed document caps it earlier. Confidence: Low. 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 Oct 8, 2015, when application 14/878,591, the earliest non-provisional in its chain, was filed (this one was filed Feb 17, 2022)Oct 8, 2035High confidence
Continuity chainA reissue: its term follows the original patent's, with the original's term adjustmentfollows the original patentMedium confidence
Patent term adjustmentNo term adjustment record on a grant after 2005, so none is addedno changeMedium confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 11,852,876, US 12,189,195)capped to Mar 29, 2022Medium confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidterm endedHigh confidence
Computed term endThe steps above, in orderMar 29, 2022Low confidence

This family

US 9,804,334In force
Oct 2035
Oct 2035
Application PCT/US2016/038047PCT application
no patent term
no patent term
US 10,564,374Surrendered on reissue
Aug 2026
Aug 2026
US 10,481,334In force
Oct 2035
Oct 2035
US 10,866,363In force
Oct 2035
Oct 2035
US 11,585,991In force
Feb 2040
Feb 2040
US 12,265,259In force
Mar 2040
Mar 2040
US 12,124,087In force
Oct 2035
Oct 2035
8 of 26 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
Jun 2, 2026
Reel 74821, frame 101
Israel, Abraham; Taha, HeshamTeramount Ltd.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.

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