The Patent Finder
US

System for Tissue Dissection and Aspiration

US 10,220,122 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jul 17, 2027 · High confidence

Filed Apr 28, 2015 as application 14/698,315 · Granted Mar 5, 2019
Base term plus 804 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2010 2030
Clock starts
Dec 22, 2010
Term ends
Jul 17, 2027
Granted
Mar 5, 2019
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
804
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 8,439,940, US 9,039,722.
1 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.
5
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 804 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 1 of 2 maintenance fees is 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 Dec 22, 2010, when application 12/975,966, the earliest non-provisional in its chain, was filed (this one was filed Apr 28, 2015)Dec 22, 2030High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+804 days, USPTO patent term adjustment recordMar 5, 2033High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,439,940, US 9,039,722)capped to Jul 17, 2027High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJul 17, 2027High confidence

This family

US 8,439,940Lapsed on the fee record
May 2025
May 2025
Application PCT/US2011/062449PCT application
no patent term
no patent term
US 9,039,722In force
Jul 2027
Jul 2027
US 10,220,122this patent
Jul 2027
Jul 2027
US 11,213,618Lapsed on the fee record
Jan 2026
Jan 2026
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
Jan 22, 2019
Reel 48096, frame 235
Chomas, James E.; Merchant, Adnan I.; Clark, Robert L., III; Brian, Ben F., IIICabochon Aesthetics, Inc.Assignment of Assignor's Interest
Jan 22, 2019
Reel 48096, frame 257
Cabochon Aesthetics, Inc.Ulthera, Inc.Merger

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