Term ends Jan 12, 2034 · High confidence
20-year base term ends May 31, 2032
Held by Black & Decker Inc.
Filed May 30, 2013 as application 13/986,730 · Granted Nov 22, 2016
Base term plus 591 days of patent term adjustment (USPTO delay)
Today
2012
2034
Clock starts
May 31, 2012
May 31, 2012
Term ends
Jan 12, 2034
Jan 12, 2034
Granted
Nov 22, 2016
Nov 22, 2016
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
591
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 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.
16
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 591 days past its 20-year base term on prosecution delay. 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.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts May 31, 2012, when application 13/485,007, the earliest non-provisional in its chain, was filed (this one was filed May 30, 2013) | May 31, 2032 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +591 days, USPTO patent term adjustment record | Jan 12, 2034 | 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 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Jan 12, 2034 | High confidence |
This family
| US 9,643,305 | In force Dec 2034 | Dec 2034 |
| US 9,486,904 | In force Nov 2033 | Nov 2033 |
| US 9,469,021 | In force Nov 2033 | Nov 2033 |
| Application 13/815,709 | Abandoned not computed | not computed |
| US 11,229,995 | In force Dec 2033 | Dec 2033 |
| US 9,649,755 | In force Feb 2034 | Feb 2034 |
| US 9,498,871 | this patent Jan 2034 | Jan 2034 |
| US 9,827,658 | In force no later than Feb 2035 | no later than Feb 2035 |
8 of 16 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.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| May 30, 2013 Reel 30584, frame 735 | Gregory, Larry E.; Baron, Michael P.; Brendel, Lee M.; Hagan, Todd A.; Garber, Stuart E. | Black & Decker 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Jan 2034
Term ends Jan 12, 2034. Maintenance fees still fall due before then
Note
The 591 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
38
later US patents cite this one
That is top 10% of utility patents granted in 2016 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.