Lapsed Jun 26, 2019 on the fee record · High confidence
20-year base term ended Dec 12, 2023
Third maintenance fee unpaid; grace period ended.
Held by KMW Inc.
Filed Dec 12, 2003 as application 10/734,789 · Granted Jun 26, 2007
Base term, 20 years from filing
Today
Lapsed Jun 26, 2019
2003
2026
Clock starts
Dec 12, 2003
Dec 12, 2003
No longer in force
Jun 26, 2019
Jun 26, 2019
Granted
Jun 26, 2007
Jun 26, 2007
Term would have run to
Dec 12, 2023
Dec 12, 2023
base term
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
None
Term adjustment
No prosecution delay on this record.
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.
19
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
Its term would have run to Dec 12, 2023: its 20-year base term, with no adjustment for prosecution delay. 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 Dec 12, 2003, when this application, 10/734,789, was filed | Dec 12, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | lapsed Jun 26, 2019 | High confidence |
| Computed term end | The steps above, in order | Jun 26, 2019 | High confidence |
This family
| US 7,177,667 | Lapsed on the fee record Feb 2019 | Feb 2019 |
| US 7,234,948 | this patent Jun 2019 | Jun 2019 |
| US 8,046,027 | In force no later than Jan 2029 | no later than Jan 2029 |
| Application 12/006,996 | Abandoned not computed | not computed |
| US 7,564,323 | Term ended Nov 2025 | Nov 2025 |
| US 7,605,674 | Lapsed on the fee record Oct 2017 | Oct 2017 |
| US 8,004,844 | Lapsed on the fee record Aug 2019 | Aug 2019 |
| Application 12/484,379 | Abandoned not computed | not computed |
8 of 19 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 |
|---|---|---|---|
| Dec 12, 2003 Reel 14803, frame 534 | Kim, Duk-yong; Park, Jong-kyu; Lee, Su-hee; Park, Sun-woong | KMW 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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Alerts on its grants, lapses and transfers.
Citations
5
later US patents cite this one
That is below the median of utility patents granted in 2007 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.