The Patent Finder
US

Method and System for Hybrid Integration of a Tunable Laser and a Mach Zehnder Modulator

US 8,605,766 Lapsed on the fee record
OverviewFamilyAssignmentsSources & methods

Lapsed Dec 10, 2021 on the fee record · High confidence

Second maintenance fee unpaid; grace period ended.

Filed Mar 3, 2011 as application 13/040,154 · Granted Dec 10, 2013
Base term, 20 years from filing
Today
Lapsed Dec 10, 2021
2010 2030
Clock starts
Oct 12, 2010
No longer in force
Dec 10, 2021
Granted
Dec 10, 2013
Term would have run to
Oct 12, 2030
base term after the term ends fee events Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
None
Term adjustment
No prosecution delay on this record.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,559,470, to Oct 12, 2030. The term already ends on or before that date, so the cap shortened nothing.
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.
16
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

Its term would have run to Oct 12, 2030: its 20-year base term, with no adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Oct 12, 2010, when application 12/903,025, the earliest non-provisional in its chain, was filed (this one was filed Mar 3, 2011)Oct 12, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,559,470)resolves to Oct 12, 2030, no earlier than this term, so no changeHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidlapsed Dec 10, 2021High confidence
Computed term endThe steps above, in orderDec 10, 2021High confidence

This family

US 8,615,025In force
no later than Oct 2030
no later than Oct 2030
US 8,605,766this patent
Dec 2021
Dec 2021
US 8,867,578Lapsed on the fee record
Oct 2022
Oct 2022
US 8,559,470Lapsed on the fee record
Oct 2021
Oct 2021
US 8,368,995In force
Jan 2031
Jan 2031
US 9,318,868In force
Oct 2030
Oct 2030
US 9,324,682In force
Apr 2034
Apr 2034
Application 14/488,041Abandoned
not computed
not computed
8 of 16 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
May 18, 2011
Reel 26299, frame 844
Dallesasse, John; Krasulick, Stephen B.; Kozlovsky, WilliamSkorpios Technologies, Inc.Assignment of Assignor's Interest
Oct 23, 2017
Reel 44272, frame 557
Skorpios Technologies, Inc.Pacific Western BankSecurity Interest
Nov 22, 2017
Reel 44751, frame 469
Pacific Western BankSkorpios Technologies, Inc.Release of 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.

The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited