Beijing Aurasky Electronics Co., Ltd.

9 patents currently held · Updated Nov 15, 2026

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

Previously recorded as Beijing Sevenstar Flow Co., Ltd. (to 2024)

Ending by 2030

Jun 2034

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 Jun 3, 2027
The maintenance fee for Apparatus, system and method of mass flow controlling for use in integrated gas delivery system (US 10,496,110) comes due Jun 3, 2027. Unpaid by Dec 3, 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 9 of 9

Patent	Title	Status	Expires	Confidence
US 9,989,974	Method and apparatus of mass flow controlling for use in integrated gas delivery system In force Term ends Jun 25, 2034 · From the USPTO record	In force	Term ends Jun 25, 2034	From the USPTO record
US 10,496,110	Apparatus, system and method of mass flow controlling for use in integrated gas delivery system In force Term ends Oct 18, 2034 · From the USPTO record	In force	Term ends Oct 18, 2034	From the USPTO record
US 10,014,827	Power-adjustable radio frequency output circuit In force Term ends May 10, 2037 · From the USPTO record	In force	Term ends May 10, 2037	From the USPTO record
US 10,263,593	Filter circuit in radio frequency power detection circuit In force Term ends Aug 31, 2037 · High confidence	In force	Term ends Aug 31, 2037	High confidence
US 11,334,096	Fluid sensor and mass flow controller In force Term ends Jul 20, 2038 · From the USPTO record	In force	Term ends Jul 20, 2038	From the USPTO record
US 11,320,055	Gas flow regulating device and mass flow controller In force Term ends Jul 24, 2038 · From the USPTO record	In force	Term ends Jul 24, 2038	From the USPTO record
US 12,111,671	Mass Flow Controller and Flow Control Method Therefor In force Term ends May 27, 2042 · High confidence	In force	Term ends May 27, 2042	High confidence
US 12,546,639	Fluid Measurement Sensor and Mass Flow Controller In force Term ends Sep 27, 2042 · High confidence	In force	Term ends Sep 27, 2042	High confidence
US 12,422,321	Pressure sensor with manufacturing efficiency and structure stability In force Term ends May 5, 2043 · From the USPTO record	In force	Term ends May 5, 2043	From the USPTO record

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

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