Carlson Software, 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

Jan 2027

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 May 5 to 17, 2027 · next May 5

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 7,596,418	Fluvial geomorphic landscape design computer software In force Term ends Jan 26, 2027 · From the USPTO record	In force	Term ends Jan 26, 2027	From the USPTO record
US 9,188,440	High precision hand-held engineering survey/position data collector tablet computer In force Term ends Dec 5, 2031 · From the USPTO record	In force	Term ends Dec 5, 2031	From the USPTO record
US 11,204,245	Hybrid total station with electronic leveling In force Ends no later than Jun 4, 2035 · From the USPTO record	In force	Ends no later than Jun 4, 2035	From the USPTO record
US 11,474,257	GNSS mobile base station and data collector with electronic leveling and hands-free data collection In force Term ends Jun 8, 2035 · From the USPTO record	In force	Term ends Jun 8, 2035	From the USPTO record
US 10,466,050	Hybrid total station with electronic leveling In force Term ends Jun 19, 2035 · From the USPTO record	In force	Term ends Jun 19, 2035	From the USPTO record
US 11,662,470	Survey Range Pole and Data Collector with Electronic Height Detection, Leveling and Hands-Free Data Collection In force Term ends Oct 14, 2035 · Medium confidence	In force	Term ends Oct 14, 2035	Medium confidence
US 10,871,572	GNSS mobile base station and data collector with electronic leveling and hands-free data collection In force Term ends Mar 16, 2036 · From the USPTO record	In force	Term ends Mar 16, 2036	From the USPTO record
US 10,101,459	GNSS mobile base station and data collector with electronic leveling In force Term ends Jun 23, 2036 · From the USPTO record	In force	Term ends Jun 23, 2036	From the USPTO record
US 11,422,270	GNSS mobile base station and data collector with electronic leveling and hands-free data collection In force Term ends Oct 27, 2036 · From the USPTO record	In force	Term ends Oct 27, 2036	From the USPTO record

Also on record, not counted in the 9: 1 ended at full term. List them

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.