Term ended Nov 8, 2024 · Medium confidence

Computed 20-year base term

Why Medium: A parent in the chain could not be resolved.

No current holder resolved from the recorded chain.

Filed Nov 14, 2011 as application 13/295,391 · Granted Mar 10, 2015

Base term plus 152 days of patent term adjustment (USPTO delay)

Today

20 years from filing

Term ended Nov 8, 2024

2004 2026

Clock starts
Jun 9, 2004

Term ended
Nov 8, 2024

Granted
Mar 10, 2015

base term patent term adjustment after the term ends 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

152

Days of term adjustment

Read from the USPTO patent term adjustment record, not recalculated here.

None

Terminal disclaimer

No disclaimer on this record.

2 of 2

Maintenance fees paid

Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.

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 152 days past its 20-year base term on prosecution delay. Confidence: Medium. 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.

Step	Input	Date after this step	Confidence
Base term, 20 years from filing	Clock starts Jun 9, 2004, when application 10/864,085, the earliest non-provisional in its chain, was filed (this one was filed Nov 14, 2011); a parent in its chain could not be resolved (the next row)	Jun 9, 2024	High confidence
Continuity chain	A parent in the chain could not be resolved	dated from this application's own claim	Medium confidence
Patent term adjustment	+152 days, USPTO patent term adjustment record	Nov 8, 2024	High confidence
Terminal disclaimer cap	None on record	no cap applied	High confidence
Patent term extension	None on file	no change	High confidence
Fee events	2 of 2 maintenance fees paid	term ended	High confidence
Computed term end	The steps above, in order	Nov 8, 2024	Medium confidence

This family

US 8,057,482	In force Nov 2026	Nov 2026
US 7,559,931	Term ended Dec 2025	Dec 2025
US 8,888,786	In force May 2028	May 2028
Application 12/369,683	Abandoned not computed	not computed
Application 12/369,693	Abandoned not computed	not computed
US 8,057,479	Term ended Jun 2024	Jun 2024
US 8,974,467	this patent Nov 2024	Nov 2024

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.

Recorded	Assignor	Assignee	Conveyance
May 23, 2024 Reel 67528, frame 69	Orthalign, Inc.	CRG Servicing LLC	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.

What's changing

Note

The 152 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us

Citations

130

later US patents cite this one

That is top 5% of utility patents granted in 2015 in our data, the only group it is compared against. How we rank

Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

Surgical Orientation System and Method