Compass Therapeutics, LLC
1 more in force is now held by another company
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
14
Ending by 2030
Feb 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 Dec 11, 2026The maintenance fee for Devices, systems and methods for tissue engineering of luminal grafts (US 10,314,686) comes due Dec 11, 2026. Unpaid by Jun 11, 2027, it lapses early.
- 2 fees due Jan 16 to 28, 2027 · next Jan 16
- 4 fees due Feb 6 to 25, 2027 · next Feb 6
- 3 fees due Mar 3 to 12, 2027 · next Mar 3
- 2 fees due Apr 8 to 24, 2027 · next Apr 8
- 2 fees due May 10 to 12, 2027 · next May 10
- 1 fee due Jun 26, 2027The maintenance fee for CD137 antibodies and tumor antigen-targeting antibodies and uses thereof (US 11,851,497) comes due Jun 26, 2027. Unpaid by Dec 27, 2027, it lapses early.
- 2 fees due Jul 9 to 21, 2027 · next Jul 9
- 1 fee due Aug 25, 2027The maintenance fee for Vaginal Inserted Estradiol Pharmaceutical Compositions and Methods (US 10,568,891) comes due Aug 25, 2027. Unpaid by Feb 25, 2028, it lapses early.
- 1 fee due Sep 22, 2027The maintenance fee for Vaginal Inserted Estradiol Pharmaceutical Compositions and Methods (US 9,289,382) comes due Sep 22, 2027. Unpaid by Mar 22, 2028, it lapses early.
- 2 fees due Oct 5 to 30, 2027 · next Oct 5
- 1 fee due Nov 5, 2027The maintenance fee for Progesterone Formulations (US 10,639,375) comes due Nov 5, 2027. Unpaid by May 5, 2028, it lapses early.
Recent changes
- 1 term has ended since Aug 17, 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 7,818,053 | Devices, systems and methods for plaque type determination In force · From the USPTO record | In force | From the USPTO record | |
| US 8,913,060 | Systems and Methods for Extracting a Curve-Skeleton from a Volumetric Image of a Vessel In force · Medium confidence | In force | Medium confidence | |
| US 10,217,220 | Methods for the Determination of Transit Time in Circulatory Systems and Applications of the Same In force · Medium confidence | In force | Medium confidence | |
| US 8,992,444 | Devices, systems, and methods for determining isometric and isotonic activity of luminal organs In force · From the USPTO record | In force | From the USPTO record | |
| US 9,089,282 | Devices and systems to size a luminal organ In force · From the USPTO record | In force | From the USPTO record | |
| US 9,775,576 | Systems and methods for applying scaling laws of tree structures In force · From the USPTO record | In force | From the USPTO record | |
| US 10,401,348 | Methods to determine fluid filtration rates through mammalian luminal organs In force · From the USPTO record | In force | From the USPTO record | |
| US 7,963,929 | Devices and systems for sizing of a gastric pouch In force · From the USPTO record | In force | From the USPTO record | |
| US 10,369,098 | Methods for localized drug delivery In force · From the USPTO record | In force | From the USPTO record | |
| US 8,670,943 | Systems and methods for applying scaling laws of tree structures In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 89: 1 patent in force now held by others · 19 lapsed for an unpaid fee · 7 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.
5 pending · 16 abandoned · 13 no status recorded