Worcester Polytechnic Institute

119 patents currently held · Updated Nov 14, 2026

22 more in force are now held by other companies

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

Recorded under 6 name spellings.

Ending by 2030

May 2029

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 Nov 26, 2026
The maintenance fee for System and Method for Synchronizing Phases and Frequencies of Devices in Multi-User, Wireless Communications Systems (US 9,042,367) comes due Nov 26, 2026. Unpaid by May 26, 2027, it lapses early.
2 fees due Dec 6, 2026
3 fees due Jan 9 to 16, 2027 · next Jan 9
1 fee due Feb 27, 2027
The maintenance fee for System and method for network access control (US 10,397,225) comes due Feb 27, 2027. Unpaid by Aug 27, 2027, it lapses early.
1 fee due Mar 26, 2027
The maintenance fee for Method and Apparatus for Recycling Lithium-Ion Batteries (US 11,769,916) comes due Mar 26, 2027. Unpaid by Sep 27, 2027, it lapses early.
4 fees due Apr 3 to 22, 2027 · next Apr 3
4 fees due May 19 to 28, 2027 · next May 19
2 fees due Jun 26 to 30, 2027 · next Jun 26
7 fees due Jul 2 to 30, 2027 · next Jul 2
1 fee due Aug 4, 2027
The maintenance fee for Haptic glove as a wearable force feedback user interface (US 10,551,923) comes due Aug 4, 2027. Unpaid by Feb 4, 2028, it lapses early.
3 fees due Sep 12 to 22, 2027 · next Sep 12
6 fees due Oct 9 to 28, 2027 · next Oct 9
1 fee due Nov 12, 2027
The maintenance fee for Method for enzymatic repair of cementitious surfaces (US 10,647,617) comes due Nov 12, 2027. Unpaid by May 12, 2028, it lapses early.

Which patents, and when each one lapses · Pro

Recent changes

7 of the patents on this record were granted since Aug 16, 2026
1 term has 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 7,751,984	Image-based computational mechanical analysis and indexing for cardiovascular diseases In force Term ends May 5, 2029 · From the USPTO record	In force	Term ends May 5, 2029	From the USPTO record
US 9,042,367	System and Method for Synchronizing Phases and Frequencies of Devices in Multi-User, Wireless Communications Systems In force Term ends Sep 8, 2029 · High confidence	In force	Term ends Sep 8, 2029	High confidence
US 9,290,740	Use of basic fibroblast growth factor in the de-differentiation of animal connective tissue cells In force Term ends Nov 8, 2029 · From the USPTO record	In force	Term ends Nov 8, 2029	From the USPTO record
US 8,634,405	System and Method for Synchronizing Phases and Frequencies of Devices in Multi-User, Wireless Communications Systems In force Term ends Feb 10, 2031 · High confidence	In force	Term ends Feb 10, 2031	High confidence
US 8,718,753	Motion and Noise Artifact Detection for Ecg Data In force Term ends Oct 12, 2031 · High confidence	In force	Term ends Oct 12, 2031	High confidence
US 9,713,428	Physiological parameter monitoring with a mobile communication device In force Term ends Apr 23, 2032 · From the USPTO record	In force	Term ends Apr 23, 2032	From the USPTO record
US 10,176,725	System and Method of Pervasive Developmental Disorder Interventions In force Term ends Aug 29, 2032 · High confidence	In force	Term ends Aug 29, 2032	High confidence
US 9,317,115	Instruction system with eyetracking-based adaptive scaffolding In force Term ends Feb 22, 2033 · From the USPTO record	In force	Term ends Feb 22, 2033	From the USPTO record
US 11,502,345	Method and Apparatus for Recycling Lithium-Ion Batteries In force Term ends Apr 3, 2033 · High confidence	In force	Term ends Apr 3, 2033	High confidence
US 11,769,916	Method and Apparatus for Recycling Lithium-Ion Batteries In force Term ends Apr 3, 2033 · High confidence	In force	Term ends Apr 3, 2033	High confidence

10 of 119 patents shown.

Pro members see all 119.

Pro members: see all 119 patents

Also on record, not counted in the 119: 22 patents in force now held by others · 93 lapsed for an unpaid fee · 26 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.

71 pending · 15 abandoned · 67 no status recorded

List them