Lapsed Dec 17, 2025 on the fee record · High confidence
20-year base term ends Feb 12, 2029
Third maintenance fee unpaid; grace period ended.
Held by Datalogic ADC, Inc.
Filed Dec 23, 2009 as application 12/646,794 · Granted Dec 17, 2013
Base term, 20 years from filing, plus 87 days of patent term adjustment (USPTO delay)
Today
Lapsed Dec 17, 2025
2009
2029
Clock starts
Feb 12, 2009
Feb 12, 2009
No longer in force
Dec 17, 2025
Dec 17, 2025
Granted
Dec 17, 2013
Dec 17, 2013
Term would have run to
May 10, 2029
May 10, 2029
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
87
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.
6
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 May 10, 2029: its 20-year base term plus 87 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 Feb 12, 2009, when application 12/370,497, the earliest non-provisional in its chain, was filed (this one was filed Dec 23, 2009) | Feb 12, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +87 days, USPTO patent term adjustment record | May 10, 2029 | 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 Dec 17, 2025 | High confidence |
| Computed term end | The steps above, in order | Dec 17, 2025 | High confidence |
This family
| US 8,353,457 | Lapsed on the fee record Jan 2021 | Jan 2021 |
| US 8,322,621 | In force Feb 2029 | Feb 2029 |
| US 8,678,287 | In force Dec 2030 | Dec 2030 |
| US 8,608,076 | this patent Dec 2025 | Dec 2025 |
| US 8,608,077 | In force Feb 2029 | Feb 2029 |
| US 8,746,569 | Lapsed on the fee record Jun 2026 | Jun 2026 |
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 18, 2010 Reel 24098, frame 581 | Olmstead, Bryan L | Datalogic Scanning, Inc. | Assignment of Assignor's Interest |
| Apr 20, 2012 Reel 28084, frame 227 | Datalogic Scanning, Inc. | Datalogic ADC, 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
Note
The 87 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
33
later US patents cite this one
That is top 25% of utility patents granted in 2013 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.