Lapsed Apr 15, 2020 on the fee record · High confidence
20-year base term ended Aug 12, 2024
Third maintenance fee unpaid; grace period ended.
Held by Collabo Innovations, Inc.
Filed Aug 12, 2004 as application 10/916,590 · Granted Apr 15, 2008
Base term, 20 years from filing, plus 109 days of patent term adjustment (USPTO delay)
Today
Lapsed Apr 15, 2020
2004
2026
Clock starts
Aug 12, 2004
Aug 12, 2004
No longer in force
Apr 15, 2020
Apr 15, 2020
Granted
Apr 15, 2008
Apr 15, 2008
Term would have run to
Nov 29, 2024
Nov 29, 2024
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
109
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.
10
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 Nov 29, 2024: its 20-year base term plus 109 days of term 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 Aug 12, 2004, when this application, 10/916,590, was filed | Aug 12, 2024 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +109 days, USPTO patent term adjustment record | Nov 29, 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 3 maintenance fees paid | lapsed Apr 15, 2020 | High confidence |
| Computed term end | The steps above, in order | Apr 15, 2020 | High confidence |
This family
| US 7,148,135 | Lapsed on the fee record Dec 2018 | Dec 2018 |
| US 6,991,951 | Lapsed on the fee record Jan 2014 | Jan 2014 |
| US 7,463,767 | In force Jan 2027 | Jan 2027 |
| US 7,358,475 | this patent Apr 2020 | Apr 2020 |
| US 6,999,367 | Term ended Aug 2024 | Aug 2024 |
| US 7,460,108 | In force Jan 2027 | Jan 2027 |
| US 7,227,202 | Term ended Mar 2025 | Mar 2025 |
| US 7,278,124 | Lapsed on the fee record Oct 2019 | Oct 2019 |
8 of 10 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 |
|---|---|---|---|
| Aug 12, 2004 Reel 15682, frame 685 | Tanaka, Syouji; Miyagawa, Ryohei; Fujii, Toshiya; Tanaka, Yasuhiro; Yamagata, Michihiro; Okayama, Hiroaki | Matsushita Electric Industrial Co., Ltd. | Assignment of Assignor's Interest |
| Jan 8, 2014 Reel 31947, frame 358 | Matsushita Electric Industrial Co., Ltd. | Panasonic Corporation | Change of Name |
| Jan 13, 2014 Reel 31997, frame 445 | Collabo Innovations, Inc. | Panasonic Corporation | Lien |
| May 26, 2014 Reel 33021, frame 806 | Panasonic Corporation | Collabo Innovations, 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.
What's changing
Note
The 109 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
10
later US patents cite this one
That is below the median of utility patents granted in 2008 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.