The Patent Finder
ST

Softlayer Technologies, Inc.

First filing 2009
OverviewNotableFeesChangesPatent listSources & methods

0 patents currently held, every record listed here

7 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.

This portfolio holds none of the 7 US patents in force on its record. from the record

Of the 7 now held by other companies, 7 name Kyndryl 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. 2015 to 2033.
US 9,602,601 Tracking of Data in a Distributed System Oct 29, 2029
US 9,571,352 Real-Time Automated Virtual Private Network (VPN) Access Management Apr 10, 2030
US 8,930,708 Web-Based Security Authentication May 10, 2031
US 9,576,122 System and Method for Secure Data Entry Apr 19, 2032
US 10,326,668 Portable and Flexible Deployment of Servers Sep 27, 2032
US 10,614,493 System and Method for Customer Discount Management Feb 5, 2033
US 9,098,345 System and Method for Portable and Flexible Deployment of Servers Feb 11, 2033
20192023202720312033
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
The most cited patent in this portfolio, cited by 46 later US patents, top 10% of utility patents granted in 2017 in our data. Protection runs to 2032.
now held by Kyndryl, Inc.
Ends Apr 2032 · High confidence
Also notable
Cited by 38 later US patents, top 25% of utility patents granted in 2015 in our data, and renewed at every maintenance window due so far. Protection runs to 2033.
now held by Kyndryl, Inc.
Ends Feb 2033 · High confidence
Also notable
Renewed at every maintenance window since the 2015 grant; no more fees are due before its term ends in 2031. A terminal disclaimer caps this term to an earlier patent's.
now held by Kyndryl, Inc.
Ends May 2031 · High confidence

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: 7 patents in force now held by others · 8 patents ended. 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.
The Patent Finder CompaniesExpirationsCalculatorWatchlistPricing MethodologyCorrectionsLegalPrivacysupport@thepatentfinder.com Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) Part of 137 Finder · © 2026 137 Finder LLC · Sources cited