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US 9,628,462 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded May 23, 2025 (Bank of America, N.A.).

Term ends Jul 16, 2032 · High confidence

Filed Nov 10, 2014 as application 14/537,803 · Granted Apr 18, 2017
Base term plus 173 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2012 2032
Clock starts
Jul 16, 2012
Term ends
Jul 16, 2032
Granted
Apr 18, 2017
base term 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
173
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 8,910,258.
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.
9
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 173 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: 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 Jul 16, 2012, when application 13/549,801, the earliest non-provisional in its chain, was filed (this one was filed Nov 10, 2014)Jul 16, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+173 days, USPTO patent term adjustment recordJan 5, 2033High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 8,910,258)capped to Jul 16, 2032High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events2 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJul 16, 2032High confidence

This family

US 8,910,258In force
Jul 2032
Jul 2032
US 9,628,462this patent
Jul 2032
Jul 2032
US 9,824,198In force
Sep 2033
Sep 2033
Application PCT/US2015/013979PCT application
no patent term
no patent term
US 10,430,570In force
Aug 2032
Aug 2032
US 11,055,387In force
Aug 2032
Aug 2032
US 11,263,299In force
Aug 2032
Aug 2032
US 11,341,220In force
Aug 2032
Aug 2032
8 of 9 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
Apr 27, 2015
Reel 35501, frame 159
Gonser, Thomas H.; Peterson, Donald G.; Rybacki, Douglas P.DocuSign, Inc.Assignment of Assignor's Interest
Jan 11, 2021
Reel 54943, frame 358
DocuSign, Inc.Bank of America, N.A., as Administrative AgentSecurity Interest
May 22, 2025
Reel 71337, frame 148
Bank Of America, N.a.DocuSign, Inc.Release of Security Interest in Patents (054943/0358)
May 23, 2025
Reel 71337, frame 240
DocuSign, Inc.Bank Of America, N.a.Patent Security Agreement

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.

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