Optiflow, Inc.

16 patents currently held · Updated Nov 14, 2026

1 more in force is now held by another company

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

Ending by 2030

Dec 2030

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 Feb 13, 2027
The maintenance fee for Gun Sight with Brightness Control (US 10,379,495) comes due Feb 13, 2027. Unpaid by Aug 13, 2027, it lapses early.
1 fee due Apr 15, 2027
The maintenance fee for Combination Reflective and Holographic Weapon Sight (US 10,443,977) comes due Apr 15, 2027. Unpaid by Oct 15, 2027, 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.

Patent	Title	Status	Expires	Confidence
US 8,438,965	Mounting Device for Weapon In force Term ends Dec 18, 2030 · High confidence	In force	Term ends Dec 18, 2030	High confidence
US 8,424,234	Rotating Mount for Weapon Sight Accessory In force Term ends Aug 16, 2031 · High confidence	In force	Term ends Aug 16, 2031	High confidence
US 8,438,773	Articulating Mount for Weapon Sight Accessory In force Term ends Oct 5, 2031 · High confidence	In force	Term ends Oct 5, 2031	High confidence
US 8,935,875	Articulating Mount for Weapon Accessory In force Term ends Feb 10, 2033 · High confidence	In force	Term ends Feb 10, 2033	High confidence
US 9,752,852	Gun Sight In force Term ends Jul 15, 2034 · High confidence	In force	Term ends Jul 15, 2034	High confidence
US 9,500,442	Holographic Gun Sight In force Term ends Aug 16, 2034 · High confidence	In force	Term ends Aug 16, 2034	High confidence
US 9,395,158	Mounting Device for Weapon In force Term ends Sep 27, 2034 · High confidence	In force	Term ends Sep 27, 2034	High confidence
US 10,254,532	Hybrid Holographic Sight In force Term ends Jun 9, 2037 · High confidence	In force	Term ends Jun 9, 2037	High confidence
US 10,443,977	Combination Reflective and Holographic Weapon Sight In force Term ends Jun 30, 2037 · High confidence	In force	Term ends Jun 30, 2037	High confidence
US 10,247,515	Holographic Sight with Optimized Reflection and Image Angles In force Term ends Jul 1, 2037 · High confidence	In force	Term ends Jul 1, 2037	High confidence

10 of 16 patents shown.

Pro members see all 16.

Pro members: see all 16 patents

Also on record, not counted in the 16: 1 patent in force now held by others. 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 pending · 3 no status recorded

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