Quantamatrix Inc.
Held is read from USPTO's recorded assignments; a transfer never recorded there does not appear.
Recorded under 2 name spellings.
2
Ending by 2030
Sep 2029
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 Mar 15, 2027The maintenance fee for Rapid Antibiotic Susceptibility Testing System Based on Bacterial Immobilization Using Gelling Agent, Antibiotic Diffusion and Tracking of Single Bacterial Cells (US 9,133,498) comes due Mar 15, 2027. Unpaid by Sep 15, 2027, it lapses early.
- 1 fee due Jul 14, 2027The maintenance fee for Bioactivity testing structure for single cell tracking using gelling agents (US 10,533,207) comes due Jul 14, 2027. Unpaid by Jan 14, 2028, it lapses early.
- 2 fees due Aug 11 to 23, 2027 · next Aug 11
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 8,641,404 | Optofluidic Lithography System, Method of Manufacturing Two-Layered Microfluid Channel, and Method of Manufacturing Three-Dimensional Microstructures In force · High confidence | In force | High confidence | |
| US 8,246,889 | Optofluidic Lithography System, Method of Manufacturing Two-Layered Microfluidic Channel, and Method of Manufacturing Three-Dimensional Microstructures In force · High confidence | In force | High confidence | |
| US 10,013,647 | Method for Magnetically Controlling a Magnetic Structure In force · High confidence | In force | High confidence | |
| US 9,267,950 | Assay Method Using Encoded Particle-Based Platform In force · High confidence | In force | High confidence | |
| US 9,689,878 | Assay Method Using Encoded Particle-Based Platform In force · High confidence | In force | High confidence | |
| US 9,482,726 | Fabricating Method of Magnetic Axis Controlled Structure In force · High confidence | In force | High confidence | |
| US 9,133,498 | Rapid Antibiotic Susceptibility Testing System Based on Bacterial Immobilization Using Gelling Agent, Antibiotic Diffusion and Tracking of Single Bacterial Cells In force · High confidence | In force | High confidence | |
| US 9,920,351 | Rapid Antibiotic Susceptibility Testing System Based on Bacterial Immobilization Using Gelling Agent, Antibiotic Diffusion and Tracking of Single Bacterial Cells In force · High confidence | In force | High confidence | |
| US 10,155,971 | Rapid Antibiotic Susceptibility Testing System Based on Bacterial Immobilization Using Gelling Agent, Antibiotic Diffusion and Tracking of Single Bacterial Cells In force · High confidence | In force | High confidence | |
| US 10,676,776 | Rapid Antibiotic Susceptibility Testing System Based on Bacterial Immobilization Using Gelling Agent, Antibiotic Diffusion and Tracking of Single Bacterial Cells In force · High confidence | In force | High confidence |
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.
4 pending