Lapsed Apr 3, 2019 on the fee record · High confidence
20-year base term ended Mar 13, 2022
Third maintenance fee unpaid; grace period ended.
Held by System Logistics Corporation
Filed Feb 20, 2003 as application 10/370,548 · Granted Apr 3, 2007
Base term, 20 years from filing, plus 203 days of patent term adjustment (USPTO delay)
Today
Lapsed Apr 3, 2019
2002
2026
Clock starts
Mar 13, 2002
Mar 13, 2002
No longer in force
Apr 3, 2019
Apr 3, 2019
Granted
Apr 3, 2007
Apr 3, 2007
Term would have run to
Oct 2, 2022
Oct 2, 2022
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
203
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.
13
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 Oct 2, 2022: its 20-year base term plus 203 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 Mar 13, 2002, when application 10/098,160, the earliest non-provisional in its chain, was filed (this one was filed Feb 20, 2003) | Mar 13, 2022 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +203 days, USPTO patent term adjustment record | Oct 2, 2022 | 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 3, 2019 | High confidence |
| Computed term end | The steps above, in order | Apr 3, 2019 | High confidence |
This family
| Application 60/354,881 | Provisional application no patent term | no patent term |
| US 6,729,836 | Term ended Mar 2022 | Mar 2022 |
| US 6,871,116 | Term ended Mar 2023 | Mar 2023 |
| Application 10/272,720 | Abandoned not computed | not computed |
| US 7,200,465 | this patent Apr 2019 | Apr 2019 |
| US 7,007,791 | Lapsed on the fee record Mar 2018 | Mar 2018 |
| US 7,401,709 | Lapsed on the fee record Jul 2020 | Jul 2020 |
| US 7,184,855 | Lapsed on the fee record Feb 2019 | Feb 2019 |
8 of 13 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 |
|---|---|---|---|
| Mar 10, 2010 Reel 24055, frame 336 | Stingel, Frederick John, JR.; Stingel, Frederick John, III; Stingel, Jeffrey William | Jayson Concepts | Assignment of Assignor's Interest |
| Mar 10, 2010 Reel 24055, frame 343 | Smith, James N. | Jayson Concepts | Assignment of Assignor's Interest |
| Nov 18, 2011 Reel 27264, frame 563 | Jayson Concepts | Illinois Tool Works Inc. | Assignment of Assignor's Interest |
| Dec 7, 2011 Reel 27341, frame 49 | Illinois Tool Works Inc. | Vertique, Inc. | Assignment of Assignor's Interest |
| Jun 13, 2014 Reel 33095, frame 854 | Vertique, Inc. | Illinois Tool Works Inc. | Assignment of Assignor's Interest |
| Dec 14, 2016 Reel 40730, frame 177 | Illinois Tool Works Inc. | System Logistics Corporation | 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 203 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
20
later US patents cite this one
That is above 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.