The Patent Finder
ID

Idefend Ltd.

First filing 2012
OverviewNotableFeesChangesPatent listSources & methods

0 patents currently held, every record listed here

2 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 2 US patents in force on its record. from the record

Of the 2 now held by other companies, 1 name Francine Cani 2002 Living Trust as their current owner, and 1 more name another party. Each row says which.

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. 2016 to 2030.
US 9,712,526 User Authentication for Social Networks Oct 29, 2029
US 9,311,466 User Authentication for Social Networks Apr 24, 2030
20192022202520282030
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 85 later US patents, top 5% of utility patents granted in 2016 in our data. Protection runs to 2030. A terminal disclaimer caps this term to an earlier patent's.
Ends Apr 2030 · 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: 2 patents in force now held by others · 3 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.
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