Lapsed Sep 5, 2025 on the fee record · High confidence
20-year base term ended Jul 11, 2025
Second maintenance fee unpaid; grace period ended.
Filed Oct 4, 2011 as application 13/252,256 · Granted Sep 5, 2017
Base term, 20 years from filing, plus 836 days of patent term adjustment (USPTO delay)
Today
Lapsed Sep 5, 2025
2005
2027
Clock starts
Jul 11, 2005
Jul 11, 2005
No longer in force
Sep 5, 2025
Sep 5, 2025
Granted
Sep 5, 2017
Sep 5, 2017
Term would have run to
Oct 25, 2027
Oct 25, 2027
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
836
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 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
5
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 25, 2027: its 20-year base term plus 836 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 Jul 11, 2005, when application 11/177,442, the earliest non-provisional in its chain, was filed (this one was filed Oct 4, 2011) | Jul 11, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +836 days, USPTO patent term adjustment record | Oct 25, 2027 | 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 2 maintenance fees paid | lapsed Sep 5, 2025 | High confidence |
| Computed term end | The steps above, in order | Sep 5, 2025 | High confidence |
This family
| US 7,342,183 | Term ended Nov 2025 | Nov 2025 |
| US 7,442,879 | Term ended Nov 2026 | Nov 2026 |
| US 8,063,315 | In force Aug 2028 | Aug 2028 |
| US 7,823,274 | Lapsed on the fee record Nov 2022 | Nov 2022 |
| US 9,756,724 | this patent Sep 2025 | Sep 2025 |
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 |
|---|---|---|---|
| May 14, 2012 Reel 28230, frame 798 | Endicott Interconnect Technologies, Inc.; Ei Transportation Company LLC; Endicott Medtech, Inc. | Pnc Bank, National Association | Security Agreement |
| Mar 6, 2013 Reel 29938, frame 823 | Pnc Bank, National Association | Integrian Holdings, LLC | Assignment of Security Agreement |
| May 6, 2013 Reel 30359, frame 57 | Endicott Interconnect Technologies, Inc.; Ei Transportation Company LLC; Endicott Medtech, Inc.; Integrian Holdings, LLC | M&T Bank | Security Agreement |
| Jun 12, 2013 Reel 30599, frame 918 | Endicott Interconnect Technologies, Inc. | Maines, William; Maines, David | Security Agreement |
| Jun 12, 2013 reel/frame not recorded | Endicott Interconnect Technologies, Inc. | Maines, William | Security Agreement |
| Jun 12, 2013 reel/frame not recorded | Endicott Interconnect Technologies, Inc. | Maines, David | Security Agreement |
| Feb 26, 2015 Reel 35098, frame 968 | Maines, William; Maines, David | Endicott Interconnect Technologies, Inc. | Release of Security Interest |
| Apr 16, 2015 Reel 35442, frame 569 | Endicott Interconnect Technologies, Inc. | I3 Electronics, Inc. | Assignment of Assignor's Interest |
| Jul 15, 2019 Reel 49758, frame 265 | I3 Electronics, Inc. | TTM Technologies North America, LLC | Assignment of Assignor's Interest |
| May 30, 2023 Reel 63804, frame 702 | Telephonics Corporation; TTM Technologies, Inc.; TTM Technologies North America, LLC | JPMorgan Chase Bank, N.A., as Administrative Agent | Patent Security Agreement (ABL) |
| May 30, 2023 Reel 63804, frame 745 | Telephonics Corporation; TTM Technologies, Inc.; TTM Technologies North America, LLC | JPMorgan Chase Bank, N.A., as Administrative Agent | Patent Security Agreement (TERM Loan) |
| Jun 2, 2026 Reel 75679, frame 852 | JPMorgan Chase Bank, N.A., as Administrative Agent | Telephonics Corporation; TTM Technologies, Inc.; TTM Technologies North America, LLC | Release of Security Interest in Patents Previously Recorded at Reel/Frame (063804/0702) |
| Jun 2, 2026 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | Telephonics Corporation | Release of Security Interest in Patents Previously Recorded at Reel/Frame (063804/0702) |
| Jun 2, 2026 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | TTM Technologies, Inc. | Release of Security Interest in Patents Previously Recorded at Reel/Frame (063804/0702) |
| Jun 2, 2026 reel/frame not recorded | JPMorgan Chase Bank, N.A., as Administrative Agent | TTM Technologies North America, LLC | Release of Security Interest in Patents Previously Recorded at Reel/Frame (063804/0702) |
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.
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Alerts on its grants, lapses and transfers.
What's changing
Note
The 836 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
57
later US patents cite this one
That is top 10% of utility patents granted in 2017 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.