Brooks Instrument, LLC

12 patents currently held · Updated Nov 15, 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.

Recorded under 3 name spellings.

Ending by 2030

Sep 2027

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 4, 2027
The maintenance fee for Pressure Retaining Sleeve (US 9,099,231) comes due Feb 4, 2027. Unpaid by Aug 4, 2027, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

1 term has ended since Aug 17, 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 7,636,640	Multi-Gas Flow Device In force Term ends Sep 5, 2027 · High confidence	In force	Term ends Sep 5, 2027	High confidence
US 8,010,303	Multi-gas flow device In force Term ends Sep 5, 2027 · From the USPTO record	In force	Term ends Sep 5, 2027	From the USPTO record
US 8,068,999	Multi-gas flow device In force Term ends Sep 5, 2027 · From the USPTO record	In force	Term ends Sep 5, 2027	From the USPTO record
US 7,680,399	System and Method for Producing and Delivering Vapor In force Term ends Sep 6, 2028 · High confidence	In force	Term ends Sep 6, 2028	High confidence
US 7,874,208	System for and Method of Providing a Wide-Range Flow Controller In force Term ends Dec 12, 2028 · High confidence	In force	Term ends Dec 12, 2028	High confidence
US 7,748,268	Thermal Flow Meter In force Term ends Dec 25, 2028 · High confidence	In force	Term ends Dec 25, 2028	High confidence
US 9,099,231	Pressure Retaining Sleeve In force Term ends May 30, 2029 · High confidence	In force	Term ends May 30, 2029	High confidence
US 8,504,318	System, method and computer program for determining fluid flow rate using a pressure sensor and a thermal mass flow sensor In force Term ends Jun 12, 2029 · From the USPTO record	In force	Term ends Jun 12, 2029	From the USPTO record
US 8,511,169	Monolithic vacuum manometer utilizing electrostatic interference as a means of detection In force Term ends Jul 17, 2030 · From the USPTO record	In force	Term ends Jul 17, 2030	From the USPTO record
US 8,141,430	Monolithic vacuum manometer utilizing electrostatic interference as a means of detection In force Term ends Sep 25, 2030 · From the USPTO record	In force	Term ends Sep 25, 2030	From the USPTO record

10 of 12 patents shown.

Pro members see all 12.

Pro members: see all 12 patents

Also on record, not counted in the 12: 1 patent in force now held by others · 24 lapsed for an unpaid fee · 70 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.

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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.

2 no status recorded

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