ProtonVDA 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.
0
Ending by 2030
Oct 2036
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 27, 2026The maintenance fee for Proton imaging system for optimization of proton therapy (US 11,684,328) comes due Dec 27, 2026. Unpaid by Jun 28, 2027, it lapses early.
- 1 fee due Feb 8, 2027The maintenance fee for Proton Imaging System Incorporating Positron Emission Tomography (PET) Modules for Optimization of Proton Therapy (US 11,717,237) comes due Feb 8, 2027. Unpaid by Aug 9, 2027, it lapses early.
- 1 fee due May 14, 2027The maintenance fee for Processing pipeline for prompt particle image reconstruction (US 11,813,105) comes due May 14, 2027. Unpaid by Nov 15, 2027, it lapses early.
- 1 fee due Aug 20, 2027The maintenance fee for Iterative algorithm for proton CT image reconstruction (US 11,908,045) comes due Aug 20, 2027. Unpaid by Feb 22, 2028, it lapses early.
Recent changes
Nothing was recorded against this company's patents in the last 90 days.
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.
Showing 1 to 7 of 7
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,684,328 | Proton imaging system for optimization of proton therapy In force · From the USPTO record | In force | From the USPTO record | |
| US 11,116,459 | Proton imaging system for optimization of proton therapy In force · From the USPTO record | In force | From the USPTO record | |
| US 10,918,350 | Processing pipeline for prompt particle image reconstruction In force · From the USPTO record | In force | From the USPTO record | |
| US 11,813,105 | Processing pipeline for prompt particle image reconstruction In force · From the USPTO record | In force | From the USPTO record | |
| US 11,717,237 | Proton Imaging System Incorporating Positron Emission Tomography (PET) Modules for Optimization of Proton Therapy In force · High confidence | In force | High confidence | |
| US 11,908,045 | Iterative algorithm for proton CT image reconstruction In force · From the USPTO record | In force | From the USPTO record | |
| US 12,403,329 | Updating proton stopping power maps for proton radiation therapy treatment planning In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 7: 1 patent in force now held by others. 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
Every application published under this name has become a patent.