Kulzer GmbH
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.
Recorded under 2 name spellings.
Previously recorded as Heraeus Kulzer GmbH (to 2017)
2
Ending by 2030
Nov 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 Dec 9, 2026The maintenance fee for Single-dose package (US 9,051,080) comes due Dec 9, 2026. Unpaid by Jun 9, 2027, it lapses early.
- 1 fee due Feb 27, 2027The maintenance fee for Method for processing prefabricated prosthetic teeth (US 10,390,914) comes due Feb 27, 2027. Unpaid by Aug 27, 2027, it lapses early.
- 3 fees due Mar 5 to 29, 2027 · next Mar 5
- 4 fees due Apr 1 to 30, 2027 · next Apr 1
- 2 fees due May 5 to 28, 2027 · next May 5
- 1 fee due Jun 12, 2027The maintenance fee for Two-component mixing capsule, particularly for highly viscous dental materials (US 11,839,519) comes due Jun 12, 2027. Unpaid by Dec 13, 2027, it lapses early.
- 2 fees due Jul 7 to 21, 2027 · next Jul 7
- 2 fees due Aug 25 to 27, 2027 · next Aug 25
- 2 fees due Sep 26 to 29, 2027 · next Sep 26
- 1 fee due Oct 7, 2027The maintenance fee for A More Efficient Method for Producing Three-Dimensional Objects by Means of a Rapid Prototyping Process (US 10,610,341) comes due Oct 7, 2027. Unpaid by Apr 7, 2028, it lapses early.
- 1 fee due Nov 3, 2027The maintenance fee for Polymerizable dental components with improved usage properties, methods for adjusting the usage properties of polymerizable dental composites, and dental composites optimized according to said methods (US 9,326,918) comes due Nov 3, 2027. Unpaid by May 3, 2028, it lapses early.
Recent changes
- 3 of the patents on this record were granted 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 9,241,882 | Agent for protection of tooth surfaces, in conjunction with conventional bleaching methods, by biomimetic deposition of fluorapatite In force · From the USPTO record | In force | From the USPTO record | |
| US 10,004,579 | Method of manufacturing a dental superstructure In force · From the USPTO record | In force | From the USPTO record | |
| US 8,828,362 | Kits, their production and method for brightening coating of teeth In force · From the USPTO record | In force | From the USPTO record | |
| US 9,161,826 | Production of a negative mould for use in producing of a dental prosthesis, a temporary or permanent crown or bridge In force · From the USPTO record | In force | From the USPTO record | |
| US 9,295,534 | Production of individual dental prostheses via CAD/CAM and rapid manufacturing/rapid prototyping from data of the digital impression In force · From the USPTO record | In force | From the USPTO record | |
| US 9,051,080 | Single-dose package In force · From the USPTO record | In force | From the USPTO record | |
| US 9,326,918 | Polymerizable dental components with improved usage properties, methods for adjusting the usage properties of polymerizable dental composites, and dental composites optimized according to said methods In force · From the USPTO record | In force | From the USPTO record | |
| US 9,144,533 | Dental adhesive agent for high-performance polymers In force · From the USPTO record | In force | From the USPTO record | |
| US 10,271,930 | Dental Bridges and Superstructures, and Methods for Manufacturing Thereof In force · High confidence | In force | High confidence | |
| US 10,004,576 | Dental superstructure attaching system and methods for attaching a dental superstructure to a dental implant In force · From the USPTO record | In force | From the USPTO record |
Also on record, not counted in the 62: 1 patent in force now held by others · 3 lapsed for an unpaid fee · 30 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.
8 pending · 3 abandoned · 20 no status recorded