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Mobile Solution for Importing and Signing Third-Party Electronic Signature Documents

US 10,511,732 In force
OverviewFamilyAssignmentsSources & methods
Collateral for a security interest recorded May 23, 2025 (Bank of America, N.A.).

Term ends Aug 30, 2035 · High confidence

Filed Oct 26, 2012 as application 13/662,173 · Granted Dec 17, 2019
Base term plus 1098 days of patent term adjustment (USPTO delay)
Today
20 years from filing
2012 2035
Clock starts
Aug 27, 2012
Term ends
Aug 30, 2035
Granted
Dec 17, 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
1,098
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
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.
6
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 1098 days past its 20-year base term on prosecution delay. 1 of 3 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 Aug 27, 2012, when application 13/595,876, the earliest non-provisional in its chain, was filed (this one was filed Oct 26, 2012)Aug 27, 2032High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1098 days, USPTO patent term adjustment recordAug 30, 2035High confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events1 of 3 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderAug 30, 2035High confidence

This family

US 8,838,980In force
Oct 2032
Oct 2032
US 10,511,732this patent
Aug 2035
Aug 2035
Application PCT/US2012/062258PCT application
no patent term
no patent term
US 10,033,533In force
Sep 2032
Sep 2032
US 10,841,439In force
Aug 2032
Aug 2032
US 11,477,334In force
Apr 2033
Apr 2033
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
Nov 1, 2012
Reel 29226, frame 130
Gonser, Thomas H.; Peterson, Donald G.DocuSign, Inc.Assignment of Assignor's Interest
May 12, 2015
Reel 35638, frame 488
DocuSign, Inc.Silicon Valley Bank, As Administrative AgentSecurity Agreement
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
Jul 18, 2025
Reel 71759, frame 390
Silicon Valley BankDocuSign, 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 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