Expandoheat, LLC

8 patents currently held · Updated Nov 14, 2026

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

Recorded under 2 name spellings.

Ending by 2030

Feb 2031

Next term end

When these terms end

5 yrs10 yrs20 yrs

Held patents by the year their term ends

20262027202820292030203120322033203420352036203720382039204020412042204320442045

Fee deadlines

No maintenance fee falls due on this company's record before Nov 14, 2027.

Recent changes

2 of the patents on this record were 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 8,343,144	Apparatus and method for vessel sealing and tissue coagulation In force Term ends Feb 22, 2031 · From the USPTO record	In force	Term ends Feb 22, 2031	From the USPTO record
US 8,521,302	Thermal treatment apparatus In force Term ends Mar 9, 2031 · From the USPTO record	In force	Term ends Mar 9, 2031	From the USPTO record
US 10,004,552	End effector structure for stapling apparatus In force Term ends Aug 24, 2036 · From the USPTO record	In force	Term ends Aug 24, 2036	From the USPTO record
US 11,154,358	Adjustable end effector structure for tissue ablation In force Term ends Mar 14, 2040 · From the USPTO record	In force	Term ends Mar 14, 2040	From the USPTO record
US 11,464,562	End effector structure for tissue ablation In force Term ends Feb 13, 2041 · From the USPTO record	In force	Term ends Feb 13, 2041	From the USPTO record
US 12,740,827	Method and End Effector for Tissue Ablation In force Term ends Feb 11, 2043 · High confidence	In force	Term ends Feb 11, 2043	High confidence
US 12,721,670	Laparoscopic and Open Surgery End Effector Jaw Structure and Method In force Term ends Mar 3, 2043 · Medium confidence	In force	Term ends Mar 3, 2043	Medium confidence
US 12,446,951	Laparoscopic and Open Surgery End Effector Jaw Structure and Method In force Term ends Jan 30, 2044 · High confidence	In force	Term ends Jan 30, 2044	High confidence

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.

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