McMaster University
67 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.
3
Ending by 2030
Aug 2028
Next term end
When these terms end
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 30, 2026The maintenance fee for Affinity based drug release formulations (US 11,660,290) comes due Nov 30, 2026. Unpaid by Jun 1, 2027, it lapses early.
- 2 fees due Jan 4 to 30, 2027 · next Jan 4
- 2 fees due Feb 6 to 8, 2027 · next Feb 6
- 2 fees due Mar 10 to 17, 2027 · next Mar 10
- 6 fees due Apr 1 to 24, 2027 · next Apr 1
- 6 fees due May 5 to 28, 2027 · next May 5
- 2 fees due Jun 12 to 24, 2027 · next Jun 12
- 5 fees due Jul 16 to 30, 2027 · next Jul 16
- 4 fees due Sep 3 to 26, 2027 · next Sep 3
- 6 fees due Oct 7 to 30, 2027 · next Oct 7
- 2 fees due Nov 5 to 7, 2027 · next Nov 5
Recent changes
- 4 of the patents on this record were granted since Aug 16, 2026
- 3 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 8,404,668 | Method of treating gaucher disease In force · From the USPTO record | In force | From the USPTO record | |
| US 10,653,645 | Method for enhancing folding and transport of misfolded glucocerebrosidase In force · From the USPTO record | In force | From the USPTO record | |
| US 8,815,283 | Immuno-compatible hydrogel system In force · From the USPTO record | In force | From the USPTO record | |
| US 10,084,106 | Areal current matching of tandem solar cells In force · From the USPTO record | In force | From the USPTO record | |
| US 8,645,439 | Bit-width allocation for scientific computations In force · From the USPTO record | In force | From the USPTO record | |
| US 9,492,603 | Artificial placenta In force · From the USPTO record | In force | From the USPTO record | |
| US 9,545,738 | Method of forming deep-drawn paint film laminated sheet metal and articles made therefrom In force · From the USPTO record | In force | From the USPTO record | |
| US 10,913,498 | Method of forming deep-drawn paint film laminated sheet metal and articles made therefrom In force · From the USPTO record | In force | From the USPTO record | |
| US 9,937,173 | Method of treating obesity In force · From the USPTO record | In force | From the USPTO record | |
| US 11,278,549 | Method of treating obesity In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 133: 67 patents in force now held by others · 101 lapsed for an unpaid fee · 72 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.
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.
47 pending · 20 abandoned · 116 no status recorded