The Patent Finder
US

Systems and Methods for Automatically Categorizing Unstructured Text

US 7,853,544 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded Dec 23, 2025 (Alter Domus (US) LLC).

Term ends Oct 18, 2027 · High confidence

Filed Nov 23, 2005 as application 11/286,572 · Granted Dec 14, 2010
Base term plus 694 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2005 2027
Clock starts
Nov 23, 2005
Term ends
Oct 18, 2027
Granted
Dec 14, 2010
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
694
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
3
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 694 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Nov 23, 2005, when this application, 11/286,572, was filedNov 23, 2025High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+694 days, USPTO patent term adjustment recordOct 18, 2027High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events3 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderOct 18, 2027High confidence

This family

US 7,853,544this patent
Oct 2027
Oct 2027
US 7,899,769In force
Oct 2028
Oct 2028
Application 13/012,691Abandoned
not computed
not computed
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
Mar 28, 2006
Reel 17688, frame 282
Scott, Eric D.; Rhoads, Katrina A.Island Data CorporationAssignment of Assignor's Interest
Feb 4, 2009
Reel 22207, frame 75
Island Data Corporation, A California CorporationIsland Data Corporation, A Delaware CorporationMerger
Feb 4, 2009
Reel 22207, frame 244
Island Data CorporationOvertone, Inc.Change of Name
Jul 31, 2012
Reel 28683, frame 59
Kana Software, Inc.Silicon Valley Bank, As Administrative AgentSecurity Agreement
Feb 3, 2014
Reel 32119, frame 617
Silicon Valley Bank (as Administrative Agent)Kana Software, Inc.Release of Security Interest
Feb 3, 2014
Reel 32153, frame 89
Kana Software, Inc.; Overtone, Inc.Credit Suisse AG, Cayman Islands Branch (as Collateral Agent)Security Agreement
Mar 15, 2015
Reel 35167, frame 860
Overtone, Inc.Kana Software, Inc.Merger
Mar 15, 2015
Reel 35167, frame 886
Kana Software, Inc.Verint Americas Inc.Merger
Jun 30, 2017
Reel 42872, frame 615
Credit Suisse AG, Cayman Islands BranchVerint Americas Inc., Successor-by-Merger to Kana Software, Inc. and Overtone, Inc.Release of Security Interest
Jul 21, 2017
Reel 43293, frame 567
Verint Americas Inc.JPMorgan Chase Bank, N.A., as Collateral AgentGrant of Security Interest in Patent Rights
Nov 26, 2025
Reel 73796, frame 639
JPMorgan Chase Bank, N.A., as Collateral AgentVerint Americas Inc.Release of Security Interest in Patents Previously Recorded at Reel/Frame (043293/0567)
Dec 23, 2025
Reel 74034, frame 292
Verint Americas Inc.Alter Domus (US) LLC, as Collateral AgentSecurity 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