Farsight Security, Inc.

9 patents currently held · Updated Nov 14, 2026

Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.

Ending by 2030

Aug 2035

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

Maintenance fees fall due 3.5, 7.5 and 11.5 years after grant. A missed fee ends a patent at the end of the six month grace period that follows, not on the due date.

2 fees due Aug 16, 2027
1 fee due Sep 17, 2027
The maintenance fee for Preventing A Network Protocol Over An Encrypted Channel, And Applications Thereof (US 10,594,658) comes due Sep 17, 2027. Unpaid by Mar 17, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

Nothing was recorded against this company's patents in the last 90 days.

Patents held now

Soonest term end first. Each date below is computed on that patent's own page, which shows the rule, the adjustments and the fee history it was derived from.

Showing 1 to 9 of 9

Patent	Title	Status	Expires	Confidence
US 9,264,440	Parallel Detection of Updates to a Domain Name System Record System Using a Common Filter In force Term ends Aug 4, 2035 · High confidence	In force	Term ends Aug 4, 2035	High confidence
US 9,762,542	Parallel Detection of Updates to a Domain Name System Record System Using a Common Filter In force Ends no later than Aug 4, 2035 · Medium confidence	In force	Ends no later than Aug 4, 2035	Medium confidence
US 9,264,399	Lock-Free Updates to a Domain Name Blacklist In force Term ends Aug 18, 2035 · High confidence	In force	Term ends Aug 18, 2035	High confidence
US 9,591,030	Lock-Free Updates to a Domain Name Blacklist In force Term ends Aug 18, 2035 · High confidence	In force	Term ends Aug 18, 2035	High confidence
US 9,762,612	System and Method for Near Real Time Detection of Domain Name Impersonation In force Term ends May 17, 2037 · High confidence	In force	Term ends May 17, 2037	High confidence
US 10,200,405	Tokenization of Domain Names for Domain Name Impersonation Detection Using Matching In force Term ends May 17, 2037 · High confidence	In force	Term ends May 17, 2037	High confidence
US 9,882,933	Tokenization of Domain Names for Domain Name Impersonation Detection Using Matching In force Term ends Jun 11, 2037 · High confidence	In force	Term ends Jun 11, 2037	High confidence
US 10,594,658	Preventing A Network Protocol Over An Encrypted Channel, And Applications Thereof In force Term ends Aug 27, 2039 · High confidence	In force	Term ends Aug 27, 2039	High confidence
US 11,438,309	Preventing A Network Protocol Over An Encrypted Channel, And Applications Thereof In force Term ends Aug 27, 2039 · High confidence	In force	Term ends Aug 27, 2039	High confidence

Sources and methods

Compiled from the USPTO record, grants, published applications and recorded assignments, not yet reviewed by hand. How this record was built

Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.

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Published applications

Every application published under this name has become a patent.