The Patent Finder
US

Pipette Tip Washing Device

US 10,285,564 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Jul 22, 2026 (Escalate Capital V, LP).

Term ends Feb 17, 2035 · Low confidence

Filed Feb 12, 2016 as application 15/042,578 · Granted May 14, 2019
Base term plus 357 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2014 2035
Clock starts
Apr 30, 2014
Term ends
Feb 17, 2035
Granted
May 14, 2019
base term patent term adjustment 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
357
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 9,421,289.
2 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.
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 357 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 2 of 3 maintenance fees are paid so far. 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 Apr 30, 2014, when application 14/266,330, the earliest non-provisional in its chain, was filed (this one was filed Feb 12, 2016); a parent in its chain could not be resolved (the next row)Apr 30, 2034High confidence
Continuity chainA parent in the chain could not be resolveddated from this application's own claimMedium confidence
Patent term adjustment+357 days, USPTO patent term adjustment recordApr 22, 2035High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 9,421,289)capped to Feb 17, 2035High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Further caveats on recordThe record names parents not resolved: 14796712, 14266330Low confidence overallLow confidence
Computed term endThe steps above, in orderFeb 17, 2035Low confidence

This family

US 9,421,289In force
Feb 2035
Feb 2035
US 9,579,696In force
Apr 2034
Apr 2034
US 9,744,570In force
Dec 2034
Dec 2034
US 10,285,564this patent
Feb 2035
Feb 2035
US 10,155,055In force
Oct 2034
Oct 2034
US 10,576,175In force
Apr 2034
Apr 2034
US 10,631,707In force
Apr 2034
Apr 2034
Application 16/744,924Abandoned
not computed
not computed
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
Feb 12, 2016
Reel 37725, frame 542
Safavi, Ali; Anderson, TaylorGrenova, LLCAssignment of Assignor's Interest
Nov 13, 2018
Reel 47509, frame 347
Grenova, LLCGrenova, Inc.Change of Name
Jul 22, 2026
Reel 75356, frame 61
Grenova, Inc.Escalate Capital V, LPSecurity 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