Optinvent

8 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

Oct 2029

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 Sep 15, 2027
The maintenance fee for Optical guidance device and method of manufacturing such a device (US 9,285,590) comes due Sep 15, 2027. Unpaid by Mar 15, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

1 of the patents on this record was granted since Aug 16, 2026

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 8 of 8

Patent	Title	Status	Expires	Confidence
US 8,433,172	Optical guide and ocular vision optical system In force Term ends Oct 16, 2029 · From the USPTO record	In force	Term ends Oct 16, 2029	From the USPTO record
US 9,285,590	Optical guidance device and method of manufacturing such a device In force Term ends Mar 19, 2032 · From the USPTO record	In force	Term ends Mar 19, 2032	From the USPTO record
US 9,435,955	Optical guide with superimposed guidance elements and manufacturing method In force (reinstated) Term ends Apr 20, 2033 · From the USPTO record	In force (reinstated)	Term ends Apr 20, 2033	From the USPTO record
US 9,575,317	Optical guide suitable for creating two luminous imprints In force Term ends Oct 28, 2034 · From the USPTO record	In force	Term ends Oct 28, 2034	From the USPTO record
US 12,019,241	2D- Pupil Expansion Light Guide Assembly In force Term ends Feb 28, 2042 · High confidence	In force	Term ends Feb 28, 2042	High confidence
US 12,345,912	Method for manufacturing a set of optical guide microstructures In force Term ends Aug 15, 2043 · From the USPTO record	In force	Term ends Aug 15, 2043	From the USPTO record
US 12,242,060	Multi-pupil expansion light guide assembly with rod In force Term ends Nov 16, 2043 · From the USPTO record	In force	Term ends Nov 16, 2043	From the USPTO record
US 12,782,728	Optical Guide and Corresponding Manufacturing Method In force Term ends Jun 30, 2044 · High confidence	In force	Term ends Jun 30, 2044	High confidence

Also on record, not counted in the 8: 4 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

Every application published under this name has become a patent.