Core Flow Ltd.

10 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

Mar 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 Dec 13, 2026
The maintenance fee for Non-contact support platform with open-loop control (US 11,673,748) comes due Dec 13, 2026. Unpaid by Jun 14, 2027, it lapses early.
1 fee due Mar 5, 2027
The maintenance fee for Chuck for Acquiring a Warped Workpiece (US 11,749,551) comes due Mar 5, 2027. Unpaid by Sep 7, 2027, it lapses early.
1 fee due Jun 24, 2027
The maintenance fee for Layered noncontact support platform (US 10,513,011) comes due Jun 24, 2027. Unpaid by Dec 27, 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 10 of 10

Patent	Title	Status	Expires	Confidence
US 9,022,699	Method and system for locally controlling support of a flat object In force Term ends Mar 11, 2029 · From the USPTO record	In force	Term ends Mar 11, 2029	From the USPTO record
US 10,689,209	Noncontact support platform with edge lifting In force Term ends Mar 6, 2037 · From the USPTO record	In force	Term ends Mar 6, 2037	From the USPTO record
US 10,189,661	Vacuum Wheel with Separate Contact and Vacuum Surfaces In force Term ends Aug 15, 2037 · High confidence	In force	Term ends Aug 15, 2037	High confidence
US 10,513,011	Layered noncontact support platform In force Term ends Jun 19, 2038 · From the USPTO record	In force	Term ends Jun 19, 2038	From the USPTO record
US 10,745,215	Port arrangement for noncontact support platform In force Term ends Dec 27, 2038 · From the USPTO record	In force	Term ends Dec 27, 2038	From the USPTO record
US 11,673,748	Non-contact support platform with open-loop control In force Term ends Jul 2, 2039 · From the USPTO record	In force	Term ends Jul 2, 2039	From the USPTO record
US 12,020,974	Circular wafer lateral positioning device In force Term ends Oct 13, 2040 · From the USPTO record	In force	Term ends Oct 13, 2040	From the USPTO record
US 11,749,551	Chuck for Acquiring a Warped Workpiece In force Term ends Feb 8, 2041 · High confidence	In force	Term ends Feb 8, 2041	High confidence
US 12,157,650	Fluid flow web tension device for roll-to-roll processing In force Term ends Jan 1, 2042 · From the USPTO record	In force	Term ends Jan 1, 2042	From the USPTO record
US 12,327,753	Suction gripper for warped workpiece In force Term ends Aug 31, 2042 · From the USPTO record	In force	Term ends Aug 31, 2042	From the USPTO record

Also on record, not counted in the 10: 6 lapsed for an unpaid fee · 3 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.

Export every term end as CSV · Pro

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.

2 pending · 1 abandoned · 2 no status recorded

List them