Versitech Limited

111 patents currently held · Updated Nov 14, 2026

63 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 2 name spellings.

Recorded as renamed to University of Hong Kong Versitech Limited (2026)

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.

4 fees due Jan 2 to 30, 2027 · next Jan 2
2 fees due Feb 4 to 13, 2027 · next Feb 4
3 fees due Mar 3 to 24, 2027 · next Mar 3
2 fees due Apr 17 to 20, 2027 · next Apr 17
2 fees due May 3 to 28, 2027 · next May 3
3 fees due Jun 8 to 26, 2027 · next Jun 8
2 fees due Jul 9 to 19, 2027 · next Jul 9
2 fees due Aug 4 to 16, 2027 · next Aug 4
2 fees due Sep 17 to 30, 2027 · next Sep 17
1 fee due Oct 5, 2027
The maintenance fee for Platinum(II) Complexes for OLED Applications (US 9,306,178) comes due Oct 5, 2027. Unpaid by Apr 5, 2028, it lapses early.
1 fee due Nov 12, 2027
The maintenance fee for Antibacterial Cyclic Lipopeptides (US 10,647,746) comes due Nov 12, 2027. Unpaid by May 12, 2028, it lapses early.

Which patents, and when each one lapses · Pro

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.

Patent	Title	Status	Expires	Confidence
US 11,839,694	Compositions and Methods for Promoting Hemostasis and Other Physiological Activities In force Ends no later than Nov 28, 2026 · Medium confidence	In force	Ends no later than Nov 28, 2026	Medium confidence
US 7,803,234	Surface Treated Shape Memory Materials and Methods for Making Same In force Term ends Mar 5, 2027 · High confidence	In force	Term ends Mar 5, 2027	High confidence
US 9,511,113	Compositions and Methods for Affecting Movement of Contaminants, Bodily Fluids or Other Entities, And/Or Affecting Other Physiological Conditions In force Term ends Apr 25, 2027 · High confidence	In force	Term ends Apr 25, 2027	High confidence
US 10,137,166	Compositions and Methods for Affecting Movement of Contaminants, Bodily Fluids or Other Entities, And/Or Affecting Other Physiological Conditions In force Ends no later than Apr 25, 2027 · Medium confidence	In force	Ends no later than Apr 25, 2027	Medium confidence
US 9,464,271	Cell-Matrix Microspheres, Methods for Preparation and Applications In force Term ends Jun 20, 2027 · High confidence	In force	Term ends Jun 20, 2027	High confidence
US 8,329,400	Methods for Nucleic Acid Mapping and Identification of Fine-Structural-Variations in Nucleic Acids In force Ends no later than Dec 22, 2027 · Low confidence	In force	Ends no later than Dec 22, 2027	Low confidence
US 8,030,097	LIPOCALIN-2 as a Prognostic and Diagnostic Marker for Heart and Stroke Risks In force Term ends Apr 30, 2028 · High confidence	In force	Term ends Apr 30, 2028	High confidence
US 7,816,400	Use of Acacetin and Related Compounds as Potassium Channel Inhibitors In force Term ends May 9, 2028 · High confidence	In force	Term ends May 9, 2028	High confidence
US 8,461,198	Use of acacetin and related compounds as potassium channel inhibitors In force Term ends May 23, 2028 · From the USPTO record	In force	Term ends May 23, 2028	From the USPTO record
US 9,096,831	Methods to Enhance Cell Migration and Engraftment In force Term ends Jul 10, 2028 · High confidence	In force	Term ends Jul 10, 2028	High confidence

10 of 111 patents shown.

Pro members see all 111.

Pro members: see all 111 patents

Also on record, not counted in the 111: 63 patents in force now held by others · 18 lapsed for an unpaid fee · 46 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.

Export every term end as CSV · Pro

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.

43 pending · 10 abandoned · 14 no status recorded

List them