Ada Foundation
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.
3
Ending by 2030
Jul 2027
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 Apr 6, 2027The maintenance fee for Hydrolytically stable, hydrophilic adhesion-promoting monomers and polymers made therefrom (US 9,150,666) comes due Apr 6, 2027. Unpaid by Oct 6, 2027, it lapses early.
- 1 fee due Jun 17, 2027The maintenance fee for Electron Paramagnetic Resonance Dosimeter, Methods of Manufacture, and Methods of Use (US 10,509,092) comes due Jun 17, 2027. Unpaid by Dec 17, 2027, it lapses early.
- 1 fee due Jul 28, 2027The maintenance fee for Electron paramagnetic resonance dosimeter, methods of manufacture, and methods of use (US 10,545,214) comes due Jul 28, 2027. Unpaid by Jan 28, 2028, it lapses early.
- 1 fee due Aug 16, 2027The maintenance fee for Dual-phase cement precursor systems for bone repair (US 9,259,439) comes due Aug 16, 2027. Unpaid by Feb 16, 2028, it lapses early.
- 1 fee due Oct 26, 2027The maintenance fee for Tooth fluoridating and remineralizing compositions and methods, based on nanoaggregate formation (US 9,320,692) comes due Oct 26, 2027. Unpaid by Apr 26, 2028, it lapses early.
Recent changes
- 1 term has 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 9,101,436 | Dental and endodontic filling materials and methods In force · From the USPTO record | In force | From the USPTO record | |
| US 9,320,692 | Tooth fluoridating and remineralizing compositions and methods, based on nanoaggregate formation In force · From the USPTO record | In force | From the USPTO record | |
| US 9,259,439 | Dual-phase cement precursor systems for bone repair In force · From the USPTO record | In force | From the USPTO record | |
| US 9,150,666 | Hydrolytically stable, hydrophilic adhesion-promoting monomers and polymers made therefrom In force · From the USPTO record | In force | From the USPTO record | |
| US 8,956,594 | Fluoride-calcium compositions, dental products, and methods for providing dental fluoride In force · From the USPTO record | In force | From the USPTO record | |
| US 9,011,823 | Enhanced anti-carious dentifrices, rinses, lozenges, candies and chewing gums and methods of using same In force · High confidence | In force | High confidence | |
| US 9,572,753 | Enzymatically and hydrolytically stable resins, resin monomers, and resin composites for use in dental preventive and restorative applications In force · From the USPTO record | In force | From the USPTO record | |
| US 10,966,909 | Resin composites for use in dental preventive and restorative applications In force · From the USPTO record | In force | From the USPTO record | |
| US 10,231,906 | Enzymatically and Hydrolytically Stable Dental Preventive and Restorative Systems In force · Low confidence | In force | Low confidence | |
| US 9,775,694 | Material deposition device and method of use In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 18: 1 patent in force now held by others · 10 lapsed for an unpaid fee · 55 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.
2 abandoned · 8 no status recorded