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US

Two Wheeled Robot with Enhanced Climbing Features

US 11,691,302 In force
OverviewFamilyAssignmentsSources & methods

Term ends Dec 9, 2029 · High confidence

Filed Apr 26, 2022 as application 17/729,239 · Granted Jul 4, 2023
Base term, 20 years from filing
Today
20 years from filing
2009 2029
Clock starts
Dec 9, 2009
Term ends
Dec 9, 2029
Granted
Jul 4, 2023
base term 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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
0 of 1
Maintenance fees paid
One maintenance fee can end this term early, the one due 3.5 years from grant; the next one's grace period runs past the term end. This counts it if the record shows it paid.
7
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 is its 20-year base term, with no adjustment for prosecution delay. 0 of 1 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 Dec 9, 2009, when application 12/634,610, the earliest non-provisional in its chain, was filed (this one was filed Apr 26, 2022)Dec 9, 2029High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustmentNone on fileno changeHigh confidence
Terminal disclaimer capNone on recordno cap appliedHigh confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 1 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderDec 9, 2029High confidence

This family

Application 12/634,610Abandoned
not computed
not computed
US 9,061,544In force
Dec 2029
Dec 2029
Application 14/747,780Abandoned
not computed
not computed
US 10,688,671In force
Jun 2030
Jun 2030
US 11,312,031In force
Feb 2030
Feb 2030
US 11,691,302this patent
Dec 2029
Dec 2029
US 12,643,248In force
Dec 2029
Dec 2029
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
May 22, 2023
Reel 63715, frame 920
Carlson, Casey R.; Drenner, Andrew; Kossett, Alex J.; Burt, Ian T.Reconrobotics, Inc.Assignment of Assignor's 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.

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