Invt SPE LLC

27 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

Nov 2026

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 Jan 28, 2027
The maintenance fee for Method for Implementing Wireless Equipment Antenna and Wireless Equipment (US 9,093,743) comes due Jan 28, 2027. Unpaid by Jul 28, 2027, it lapses early.
1 fee due Jul 26, 2027
The maintenance fee for Method and device for ensuring quality of service of internet protocol television live broadcast service (US 9,246,639) comes due Jul 26, 2027. Unpaid by Jan 26, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

2 terms have ended 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.

Patent	Title	Status	Expires	Confidence
US 7,702,025	Transmission/Reception Apparatus and Transmission/Reception Method In force Term ends Nov 26, 2026 · High confidence	In force	Term ends Nov 26, 2026	High confidence
US 7,898,943	Method for Switching Route and Network Device Thereof In force Term ends Jan 25, 2027 · High confidence	In force	Term ends Jan 25, 2027	High confidence
US 7,787,878	Method and System for Enabling Number Portability in IMS Networks In force Term ends Jun 20, 2027 · High confidence	In force	Term ends Jun 20, 2027	High confidence
US 7,848,439	Communication Apparatus, Communication System, and Communication Method In force Term ends Dec 27, 2027 · High confidence	In force	Term ends Dec 27, 2027	High confidence
US 8,086,270	Classifying-Synthesizing Transmission Method of Multi-User Feedback Information at Base Station In force Term ends Jan 9, 2028 · High confidence	In force	Term ends Jan 9, 2028	High confidence
US 7,881,317	Border/Packet Gateway Control System and Control Method In force Term ends Jan 13, 2028 · High confidence	In force	Term ends Jan 13, 2028	High confidence
US 7,835,352	Method, System and Equipment for Processing Sip Requests in IMS Network In force Term ends Feb 2, 2028 · High confidence	In force	Term ends Feb 2, 2028	High confidence
US 7,796,990	Method for the Routing of Multimedia Communication Related Signaling in a Communication System In force Term ends Feb 17, 2028 · High confidence	In force	Term ends Feb 17, 2028	High confidence
US 7,860,102	Call Establishment for Multimedia Call In force Term ends Jun 5, 2028 · High confidence	In force	Term ends Jun 5, 2028	High confidence
US 7,787,608	Communications Network System for Implementing Mixed Services and Method Thereof In force Term ends Jul 18, 2028 · High confidence	In force	Term ends Jul 18, 2028	High confidence

10 of 27 patents shown.

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Pro members: see all 27 patents

Also on record, not counted in the 27: 36 lapsed for an unpaid fee · 91 ended at full term · 2 surrendered on reissue. 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.

1 abandoned

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