Lapsed Oct 16, 2015 on the fee record · High confidence
20-year base term ended Sep 17, 2023
Second maintenance fee unpaid; grace period ended.
Held by Amdt Holdings, Inc.
Filed Sep 17, 2003 as application 10/664,769 · Granted Oct 16, 2007
Base term, 20 years from filing, plus 580 days of patent term adjustment (USPTO delay)
Today
Lapsed Oct 16, 2015
2003
2026
Clock starts
Sep 17, 2003
Sep 17, 2003
No longer in force
Oct 16, 2015
Oct 16, 2015
Granted
Oct 16, 2007
Oct 16, 2007
Term would have run to
Apr 19, 2025
Apr 19, 2025
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
580
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
1 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.
2
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 Apr 19, 2025: its 20-year base term plus 580 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 Sep 17, 2003, when this application, 10/664,769, was filed | Sep 17, 2023 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +580 days, USPTO patent term adjustment record | Apr 19, 2025 | 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 | 1 of 3 maintenance fees paid | lapsed Oct 16, 2015 | High confidence |
| Computed term end | The steps above, in order | Oct 16, 2015 | High confidence |
This family
| US 7,282,052 | this patent Oct 2015 | Oct 2015 |
| US 8,388,619 | In force Jun 2027 | Jun 2027 |
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 |
|---|---|---|---|
| Sep 17, 2003 Reel 14521, frame 964 | Mullaney, Michael W. | Visionmed, L.l.c. | Assignment of Assignor's Interest |
| Mar 19, 2007 Reel 19030, frame 283 | Visionmed LLC | Ebi, L.p. | Assignment of Assignor's Interest |
| Dec 10, 2007 Reel 20362, frame 1 | LVB Acquisition, Inc.; Biomet, Inc. | Bank of America, N.A., as Administrative Agent for the Secured Parties | Security Agreement |
| Aug 14, 2008 Reel 21387, frame 450 | Ebi, Inc. | Ebi, LLC | Change of Name |
| May 26, 2009 Reel 22727, frame 859 | Ebi, L.p. | Ebi, LLC | Corrective Assignment to Correct the Assignor Incorrectly Identified as Ebi, Inc. on Original Recordation Coversheet Should Have Been Identified as Ebi, L.P. Previously Recorded on Reel 021387 Frame 0450. Assignor(S) Hereby Confirms the Original Conveyance Text Appearing in Name Change Documentation Reflects Ebi, L.P. Is Now Known as Ebi, LLC.. |
| Jul 8, 2009 Reel 22928, frame 132 | Bank of America, N.A., as Administrative Agent | Ebi, LLC | Partial Release of Patent Security Agreement 021387-0001 |
| Jul 17, 2009 Reel 22960, frame 796 | Ebi, LLC | Visionmed, LLC | Assignment of Assignor's Interest |
| Aug 6, 2009 Reel 23056, frame 902 | Visionmed LLC | Extraortho, Inc. | Assignment of Assignor's Interest |
| Nov 10, 2011 Reel 27209, frame 292 | Extraortho Inc. | Sixfix Inc. | Assignment of Assignor's Interest |
| Nov 23, 2015 Reel 37155, frame 133 | Bank of America, N.A., as Administrative Agent | LVB Acquisition, Inc.; Biomet, Inc. | Release of Security Interest in Patents Recorded at Reel 020362/ Frame 0001 |
| Nov 23, 2015 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | LVB Acquisition, Inc. | Release of Security Interest in Patents Recorded at Reel 020362/ Frame 0001 |
| Nov 23, 2015 reel/frame not recorded | Bank of America, N.A., as Administrative Agent | Biomet, Inc. | Release of Security Interest in Patents Recorded at Reel 020362/ Frame 0001 |
| Apr 15, 2016 Reel 38449, frame 763 | Sixfix, Inc. | Moran, Dan | Assignment of Assignor's Interest |
| Jun 3, 2016 Reel 38797, frame 153 | Moran, Dan | Amdt Holdings, 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.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Note
The 580 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
171
later US patents cite this one
That is top 5% 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.