0 patents currently held, every record listed here
3 more in force are now held by other companies
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
2 more records may belong here and await a decision; they are not counted.
This portfolio holds none of the 3 US patents in force on its record. from the record
Of the 3 now held by other companies, 3 name Citrix Systems Inc. as their current owner. Each row says so.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
0
Ending by 2030
none
Next term end
When these terms end
Each bar runs from grant to computed term end. 2012 to 2031.
US 9,043,391
Capturing and Restoring Session State of a Machine Without Using Memory Images
Aug 13, 2028
US 9,270,781
Associating Virtual Machines on a Server Computer with Particular Users on an Exclusive Basis
Dec 8, 2031
20162020202420282031
Every computed term in this portfolio is shown above.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
Notable patents
Ranked by citations and family size, against patents of the same kind granted the same year. How we rank
None of the currently held patents qualifies as notable.
Formerly held, still cited
Notable
Ends Nov 2030 · High confidence
The most cited patent in this portfolio, cited by 321 later US patents, top 1% of utility patents granted in 2012 in our data. Protection runs to 2030.
now held by Citrix Systems, Inc.
Also notable
Ends Aug 2028 · High confidence
Cited by 72 later US patents, top 10% of utility patents granted in 2015 in our data, and renewed at every maintenance window due so far. Protection runs to 2028.
now held by Citrix Systems, Inc.
Also notable
Ends Dec 2031 · High confidence
Cited by 54 later US patents, top 10% of utility patents granted in 2016 in our data, and renewed at every maintenance window due so far. Protection runs to 2031.
now held by Citrix Systems, Inc.
Fee deadlines
No maintenance fee falls due on this company's record before Nov 10, 2027.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
Patents held now
Soonest term end first.
Also on record: 3 patents in force now held by others · 22 patents ended · 19 applications abandoned. List them
Sources and methods
Compiled from USPTO application file histories, grants and recorded assignments, with the company's own names reviewed by hand. How this record was built
Portfolio grouped automatically from ownership conveyances to the names matched to this company, usually every name that begins with its own, so it counts patents an affiliate holds; each list row names the holder of record. Security interests are excluded and ambiguous records are not reviewed by hand.
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
3 terminal disclaimers are on file with no resolved reference. No cap is applied and none is guessed
1 computed term date comes from a chain with an unresolved parent. A continuity parent has not yet been fetched from USPTO's records. The term is dated from this application's own claim; no earlier date is assumed until the parent is resolved.