Primex Technologies, Inc.

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 3 name spellings.

Ending by 2030

Jan 2039

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 Jul 9, 2027
The maintenance fee for Classification and comparison of event related (US 11,868,385) comes due Jul 9, 2027. Unpaid by Jan 10, 2028, it lapses early.
1 fee due Sep 19, 2027
The maintenance fee for Stance detection and summarization for data sources (US 11,934,437) comes due Sep 19, 2027. Unpaid by Mar 20, 2028, 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 8 of 8

Patent	Title	Status	Expires	Confidence
US 11,640,419	Management of event summary types In force Term ends Jan 2, 2039 · From the USPTO record	In force	Term ends Jan 2, 2039	From the USPTO record
US 10,984,171	Dynamic presentation of content based on physical cues from a content consumer In force Term ends May 22, 2039 · From the USPTO record	In force	Term ends May 22, 2039	From the USPTO record
US 11,934,437	Stance detection and summarization for data sources In force Term ends May 24, 2039 · From the USPTO record	In force	Term ends May 24, 2039	From the USPTO record
US 11,610,044	Dynamic management of content in an electronic presentation In force Term ends Jun 9, 2039 · From the USPTO record	In force	Term ends Jun 9, 2039	From the USPTO record
US 11,281,854	Limiting a dictionary used by a natural language model to summarize a document In force Term ends Mar 20, 2040 · From the USPTO record	In force	Term ends Mar 20, 2040	From the USPTO record
US 11,675,858	Enhanced Content Format Management for Web Services In force Term ends Jun 26, 2040 · High confidence	In force	Term ends Jun 26, 2040	High confidence
US 11,868,385	Classification and comparison of event related In force Term ends Sep 17, 2040 · From the USPTO record	In force	Term ends Sep 17, 2040	From the USPTO record
US 11,586,957	Predicting an event timeline for an event that has yet to occur In force Term ends Nov 8, 2041 · From the USPTO record	In force	Term ends Nov 8, 2041	From the USPTO record

Also on record, not counted in the 8: 11 lapsed for an unpaid fee · 113 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.

3 pending · 6 no status recorded

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