The Patent Finder
FL

FlatFrog Laboratories AB

First filing 2005
OverviewNotableFeesChangesFamiliesPatent listSources & methods

54 patents currently held

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

The next term ends in Dec 2029. from the record

Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
1
Ending by 2030
Dec 2029
Next term end
20
Patent families

When these terms end

Held patents by the year their term ends
20262027202820292030203120322033203420352036203720382039204020412042204320442045
notable patents all others 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: the highest-ranked patents in this portfolio by citations and family size.

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.
  • 1 fee due Feb 28, 2027
    The maintenance fee for Optical Coupling in Touch-Sensing Systems (US 11,740,741) comes due Feb 28, 2027. Unpaid by Aug 30, 2027, it lapses early.
  • 2 fees due Apr 8 to 13, 2027 · next Apr 8
  • 1 fee due May 19, 2027
    The maintenance fee for Pen Differentiation for Touch Displays (US 10,481,737) comes due May 19, 2027. Unpaid by Nov 19, 2027, it lapses early.
  • 1 fee due Jun 3, 2027
    The maintenance fee for Optical Touch System Comprising Means for Projecting and Detecting Light Beams Above and Inside a Transmissive Panel (US 10,496,227) comes due Jun 3, 2027. Unpaid by Dec 3, 2027, it lapses early.
  • 1 fee due Jul 9, 2027
    The maintenance fee for Touch Device (US 11,868,568) comes due Jul 9, 2027. Unpaid by Jan 10, 2028, it lapses early.
  • 3 fees due Aug 6 to 27, 2027 · next Aug 6
  • 3 fees due Sep 26 to 30, 2027 · next Sep 26
  • 1 fee due Oct 23, 2027
    The maintenance fee for Touch Sensing Apparatus and Method for Assembly (US 11,966,545) comes due Oct 23, 2027. Unpaid by Apr 24, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

  • 2 of the patents on this record were granted since Aug 16, 2026

What they patent

The 5 largest of its 20 families, grouped by real patent family and labeled by the earliest filing in each. No technology classification is inferred from titles.
Touch Sensing Apparatus and Method for Assembly11 in forceto Feb 2038
Touch Device10 in forceto Dec 2037
Optical Coupling in Touch-Sensing Systems5 in forceto Feb 2038
Improved Touch-Sensing Apparatus3 in forceto Jan 2041
Optical Component3 in forceto Aug 2038

Patents held now

Soonest term end first.
PatentTitleStatusExpiresConfidence
US 9,442,574Touch Sensing Apparatus and Method of Operating the Same
In force
 · High confidence
In forceHigh confidence
US 10,013,107Data Processing in Relation to a Multi-Touch Sensing Apparatus
In force
 · High confidence
In forceHigh confidence
US 9,158,401Data Processing in Relation to a Multi-Touch Sensing Apparatus
In force
 · High confidence
In forceHigh confidence
US 9,626,040Touch-Sensitive Apparatus with Improved Spatial Resolution
In force
 · High confidence
In forceHigh confidence
US 11,029,783Optical Touch System Comprising Means for Projecting and Detecting Light Beams Above and Inside a Transmissive Panel
In force
 · High confidence
In forceHigh confidence
US 10,496,227Optical Touch System Comprising Means for Projecting and Detecting Light Beams Above and Inside a Transmissive Panel
In force
 · High confidence
In forceHigh confidence
US 11,301,089Stylus Identification
In force
 · High confidence
In forceHigh confidence
US 11,182,023Dynamic Touch Quarantine Frames
In force
 · High confidence
In forceHigh confidence
US 10,775,937Improved Stylus Identification
In force
 · High confidence
In forceHigh confidence
US 10,282,035Touch Device
In force
 · High confidence
In forceHigh confidence
10 of 54 patents shown.
Pro members see all 54.
Pro members: see all 54 patents
Also on record, not counted in the 54: 77 patents ended · 14 applications pending · 45 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.
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