Term ends Aug 6, 2029 · High confidence
20-year base term ends Aug 6, 2029
Held by PLX, Inc.
Filed Jul 12, 2011 as application 13/180,922 · Granted Feb 21, 2012
Base term, 20 years from filing
Today
2009
2029
Clock starts
Aug 6, 2009
Aug 6, 2009
Term ends
Aug 6, 2029
Aug 6, 2029
Granted
Feb 21, 2012
Feb 21, 2012
base term
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
None
Term adjustment
No prosecution delay on this record.
None
Terminal disclaimer
No disclaimer on this record.
3 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.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term is its 20-year base term, with no adjustment for prosecution delay. All three maintenance fees are recorded paid; no more fees are due. 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 Aug 6, 2009, when application 12/537,028, the earliest non-provisional in its chain, was filed (this one was filed Jul 12, 2011) | Aug 6, 2029 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | None on file | no change | 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 | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Aug 6, 2029 | High confidence |
This family
| US 7,995,208 | In force Jan 2030 | Jan 2030 |
| US 8,120,853 | this patent Aug 2029 | Aug 2029 |
| Application 13/348,723 | Abandoned not computed | not computed |
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 |
|---|---|---|---|
| Jul 12, 2011 Reel 26578, frame 689 | Jacobson, Alexander; Bleier, Zvi | FTRX LLC | Assignment of Assignor's Interest |
| Oct 14, 2014 Reel 33940, frame 968 | FTRX LLC | PLX, Inc. | Assignment of Assignor's Interest |
| Apr 25, 2019 Reel 48995, frame 5 | Reflectivity Holdings, Inc. | Citizens Bank, N.a. | Security Interest |
| May 13, 2024 reel/frame not recorded | Citizens Bank, N.a. | Reflectivity Holdings Inc. | Release of Security Interest |
| May 13, 2024 reel/frame not recorded | Citizens Bank, N.a. | PLX Inc. | Release of Security Interest |
| May 13, 2024 Reel 67393, frame 476 | Citizens Bank, N.a. | Reflectivity Holdings Inc.; PLX Inc. | Release of Security Interest |
| Jun 21, 2024 Reel 67805, frame 939 | PLX Inc. | Keybank National Association, As Administrative Agent | Security Interest |
| Jan 30, 2026 Reel 74562, frame 252 | Keybank National Association | PLX Inc. | Termination and Release of Security Interest in Patents Recorded at Reel/Frame 067805/0939 |
| May 8, 2026 Reel 75594, frame 329 | PLX, Inc. | Golub Capital Markets LLC, as Collateral Agent | Intellectual Property Security Agreement Supplement |
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
Aug 2029
Term ends Aug 6, 2029. No further fees fall due before then
Citations
24
later US patents cite this one
That is top 25% 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.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.