Lucida Research LLC

7 patents currently held · Updated Nov 15, 2026

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

Ending by 2030

Aug 2031

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.

1 fee due Apr 20, 2027
The maintenance fee for Telescopic gun sight with rotating optical adjustment mechanism (US 9,164,269) comes due Apr 20, 2027. Unpaid by Oct 20, 2027, it lapses early.
1 fee due Jun 10, 2027
The maintenance fee for Riflescope with attachable aiming corrector and method for using same (US 10,502,530) comes due Jun 10, 2027. Unpaid by Dec 10, 2027, 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 7 of 7

Patent	Title	Status	Expires	Confidence
US 8,749,884	Telescopic gun sight free of parallax error In force Term ends Aug 5, 2031 · From the USPTO record	In force	Term ends Aug 5, 2031	From the USPTO record
US 8,749,887	Telescopic gun sight with linear optical adjustment mechanism In force Term ends Mar 6, 2032 · From the USPTO record	In force	Term ends Mar 6, 2032	From the USPTO record
US 9,164,269	Telescopic gun sight with rotating optical adjustment mechanism In force Term ends Jul 7, 2034 · From the USPTO record	In force	Term ends Jul 7, 2034	From the USPTO record
US 9,644,920	Telescopic gun sight with tilting optical adjustment mechanism In force Ends no later than Jul 17, 2034 · From the USPTO record	In force	Ends no later than Jul 17, 2034	From the USPTO record
US 9,383,166	Telescopic gun sight with ballistic zoom In force Term ends Feb 17, 2035 · From the USPTO record	In force	Term ends Feb 17, 2035	From the USPTO record
US 10,254,083	Telescopic gun sight with tilted viewing axis In force Term ends Jun 5, 2035 · From the USPTO record	In force	Term ends Jun 5, 2035	From the USPTO record
US 10,502,530	Riflescope with attachable aiming corrector and method for using same In force Term ends May 28, 2038 · From the USPTO record	In force	Term ends May 28, 2038	From the USPTO record

Also on record, not counted in the 7: 3 lapsed for an unpaid fee. 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

US patent applications published under this name that have not become patents. An application is published about eighteen months after its earliest filing; one that has not been published is in no public record.

1 no status recorded

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