Collateral for a security interest recorded Sep 30, 2022 (Wilmington Trust, National Association).
Lapsed Dec 6, 2023 on the fee record · High confidence
20-year base term ended Apr 26, 2025
Third maintenance fee unpaid; grace period ended.
Held by Citrix Systems, Inc.
Filed Aug 3, 2009 as application 12/534,720 · Granted Dec 6, 2011
Base term, 20 years from filing
Today
Lapsed Dec 6, 2023
2005
2026
Clock starts
Apr 26, 2005
Apr 26, 2005
No longer in force
Dec 6, 2023
Dec 6, 2023
Granted
Dec 6, 2011
Dec 6, 2011
Term would have run to
Apr 26, 2025
Apr 26, 2025
base term
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
None
Term adjustment
No prosecution delay on this record.
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.
7
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 26, 2025: its 20-year base term, with no 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 Apr 26, 2005, when application 11/114,905, the earliest non-provisional in its chain, was filed (this one was filed Aug 3, 2009) | Apr 26, 2025 | 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 | 2 of 3 maintenance fees paid | lapsed Dec 6, 2023 | High confidence |
| Computed term end | The steps above, in order | Dec 6, 2023 | High confidence |
This family
| US 7,584,222 | Term ended Nov 2026 | Nov 2026 |
| US 7,360,030 | Term ended Dec 2025 | Dec 2025 |
| US 7,490,089 | In force Jan 2027 | Jan 2027 |
| US 8,073,881 | this patent Dec 2023 | Dec 2023 |
| US 8,364,726 | Lapsed on the fee record Jan 2025 | Jan 2025 |
| US 9,165,157 | Term ended Sep 2025 | Sep 2025 |
| Application 14/168,225 | 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 |
|---|---|---|---|
| Nov 16, 2009 Reel 23524, frame 257 | Georgiev, Ivan I. | Sanbolic, Inc. | Assignment of Assignor's Interest |
| Jun 2, 2015 Reel 35760, frame 797 | Sanbolic, LLC | Citrix Systems, Inc. | Assignment of Assignor's Interest |
| Jun 2, 2015 Reel 35807, frame 17 | Sanbolic, Inc. | Sanbolic, LLC | Change of Name |
| Sep 30, 2022 Reel 62079, frame 1 | Citrix Systems, Inc. | Wilmington Trust, National Association | Security Interest |
| Oct 7, 2022 Reel 62112, frame 262 | Tibco Software Inc.; Citrix Systems, Inc. | Bank of America, N.A., as Collateral Agent | Patent Security Agreement |
| Oct 7, 2022 Reel 62113, frame 1 | Tibco Software Inc.; Citrix Systems, Inc. | Goldman Sachs Bank USA, as Collateral Agent | Second Lien Patent Security Agreement |
| Oct 7, 2022 Reel 62113, frame 470 | Tibco Software Inc.; Citrix Systems, Inc. | Wilmington Trust, National Association, as Notes Collateral Agent | Patent Security Agreement |
| Apr 14, 2023 Reel 63339, frame 525 | Goldman Sachs Bank USA, as Collateral Agent | Citrix Systems, Inc.; Cloud Software Group, Inc. (F/K/A Tibco Software Inc.) | Release and Reassignment of Security Interest in Patent (Reel/Frame 062113/0001) |
| Apr 14, 2023 Reel 63340, frame 164 | Cloud Software Group, Inc. (F/K/A Tibco Software Inc.); Citrix Systems, Inc. | Wilmington Trust, National Association, as Notes Collateral Agent | Patent Security Agreement |
| Apr 14, 2023 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Citrix Systems, Inc. | Release and Reassignment of Security Interest in Patent (Reel/Frame 062113/0001) |
| Apr 14, 2023 reel/frame not recorded | Goldman Sachs Bank USA, as Collateral Agent | Cloud Software Group, Inc. (F/K/A Tibco Software Inc.) | Release and Reassignment of Security Interest in Patent (Reel/Frame 062113/0001) |
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.
Citations
27
later US patents cite this one
That is top 25% of utility patents granted in 2011 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.