Term ends Nov 8, 2027 · High confidence
20-year base term ended Apr 14, 2026
Held by Atmus Filtration IP Inc.
Filed Apr 14, 2006 as application 11/279,849 · Granted Sep 1, 2009
Base term plus 573 days of patent term adjustment (USPTO delay)
Today
2006
2027
Clock starts
Apr 14, 2006
Apr 14, 2006
Term ends
Nov 8, 2027
Nov 8, 2027
Granted
Sep 1, 2009
Sep 1, 2009
base term
patent term adjustment
fee events
Updated Nov 15, 2026 · includes USPTO assignment & status data published Nov 15, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
573
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
11
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 573 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Apr 14, 2006, when this application, 11/279,849, was filed | Apr 14, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +573 days, USPTO patent term adjustment record | Nov 8, 2027 | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 8, 2027 | High confidence |
This family
| Application 11/230,694 | Abandoned not computed | not computed |
| US 8,114,183 | In force no later than Oct 2028 | no later than Oct 2028 |
| US 7,582,130 | this patent Nov 2027 | Nov 2027 |
| US 8,231,752 | Term ended May 2026 | May 2026 |
| Application PCT/US2007/066640 | PCT application no patent term | no patent term |
| US 7,959,714 | Lapsed on the fee record Jun 2019 | Jun 2019 |
| US 7,828,869 | Term ended Nov 2026 | Nov 2026 |
| Application PCT/US2008/073107 | PCT application no patent term | no patent term |
8 of 11 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 |
|---|---|---|---|
| Jun 2, 2006 Reel 17713, frame 375 | Ng, Kwok-lam; Zoch, Roger; Schwandt, Brian | Fleetguard, Inc. | Assignment of Assignor's Interest |
| Feb 23, 2009 Reel 22294, frame 699 | Fleetguard, Inc. | Cummins Filtration Inc. | Certificate of Amendment |
| Feb 24, 2009 Reel 22326, frame 26 | Cummins Filtration Inc. | Cummins Filtration IP, Inc. | Assignment of Assignor's Interest |
| Dec 29, 2025 Reel 74103, frame 377 | Cummins Filtration IP, Inc. | Atmus Filtration IP Inc. | Change of Name |
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
Nov 2027
Term ends Nov 8, 2027. No further fees fall due before then
Note
The 573 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
55
later US patents cite this one
That is top 25% of utility patents granted in 2009 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.