Lapsed Jul 17, 2024 on the fee record · High confidence
20-year base term ended Sep 19, 2026
Third maintenance fee unpaid; grace period ended.
Held by Mec Management, LLC
Filed Sep 19, 2006 as application 11/524,029 · Granted Jul 17, 2012
Base term, 20 years from filing, plus 864 days of patent term adjustment (USPTO delay)
Today
Lapsed Jul 17, 2024
2006
2029
Clock starts
Sep 19, 2006
Sep 19, 2006
No longer in force
Jul 17, 2024
Jul 17, 2024
Granted
Jul 17, 2012
Jul 17, 2012
Term would have run to
Jan 30, 2029
Jan 30, 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
864
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
No effect
Terminal disclaimer
Resolved from the filed document, referencing US 8,055,732, to Jan 30, 2029. The term already ends on or before that date, so the cap shortened nothing.
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 Jan 30, 2029: its 20-year base term plus 864 days of term adjustment for prosecution delay. A terminal disclaimer is resolved from the filed document, and it ends no earlier than this term, so it shortens nothing. 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 Sep 19, 2006, when this application, 11/524,029, was filed | Sep 19, 2026 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +864 days, USPTO patent term adjustment record | Jan 30, 2029 | High confidence |
| Terminal disclaimer cap | Disclaimer resolved from the filed document (refs US 8,055,732) | resolves to Jan 30, 2029, no earlier than this term, so no change | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 2 of 3 maintenance fees paid | lapsed Jul 17, 2024 | High confidence |
| Computed term end | The steps above, in order | Jul 17, 2024 | High confidence |
This family
| US 9,306,975 | In force (reinstated) no later than Sep 2030 | no later than Sep 2030 |
| Application 11/524,052 | Abandoned not computed | not computed |
| Application 11/524,077 | Abandoned not computed | not computed |
| US 8,224,930 | this patent Jul 2024 | Jul 2024 |
| US 8,984,579 | In force (reinstated) May 2030 | May 2030 |
| US 8,601,104 | Lapsed on the fee record Dec 2017 | Dec 2017 |
| US 7,752,255 | In force no later than Jun 2028 | no later than Jun 2028 |
| Application 11/640,540 | 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 |
|---|---|---|---|
| Nov 8, 2006 Reel 18509, frame 952 | Cohen, Alexander J.; Jung, Edward K.y.; Levien, Royce A.; Lord, Robert W.; Mangione-smith, William Henry | Searete LLC | Assignment of Assignor's Interest |
| Sep 12, 2011 Reel 26886, frame 143 | Searete LLC | The Invention Science Fund I, LLC | Assignment of Assignor's Interest |
| Oct 1, 2014 Reel 33863, frame 94 | Malamud, Mark A. | The Invention Science Fund I, LLC | Assignment of Assignor's Interest |
| Aug 1, 2018 Reel 46521, frame 878 | The Invention Science Fund I, LLC | Bylas District Economic Enterprise, LLC | Assignment of Assignor's Interest |
| Aug 23, 2019 Reel 50143, frame 357 | Bylas District Economic Enterprise LLC | Mec Management, LLC | 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 864 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Terminal disclaimer
A terminal disclaimer resolved from the filed document, referencing US 8,055,732, ends no earlier than this term, so it caps nothing.
Citations
12
later US patents cite this one
That is above the median of utility patents granted in 2012 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.